4-Letter Words Starting With B

Here's the list of all the 343 4-Letter Words Starting With B in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Words (with Definitions and Examples)
been
1. have the quality of being; (copula, used with an adjective or a predicate noun)
2. be identical to; be someone or something
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back
1. be behind; approve of
2. travel backward
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best
1. the supreme effort one can make
2. the person who is most outstanding or excellent; someone who tops all others
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book
1. engage for a performance
2. arrange for and reserve (something for someone else) in advance
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both
1. (used with count nouns) two considered together; the two
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blog
1. a shared on-line journal where people can post diary entries about their personal experiences and hobbies
2. read, write, or edit a shared on-line journal
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body
1. invest with or as with a body; give body to
2. the entire physical structure of an organism (an animal, plant, or human being)
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blue
1. blue color or pigment; resembling the color of the clear sky in the daytime
2. blue clothing
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baby
1. a very young child (birth to 1 year) who has not yet begun to walk or talk
2. the youngest member of a group (not necessarily young)
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bill
1. a statute in draft before it becomes law
2. an itemized statement of money owed for goods shipped or services rendered
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bank
1. tip laterally
2. enclose with a bank
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base
1. use as a basis for; found on
2. situate as a center of operations
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bush
1. a low woody perennial plant usually having several major stems
2. a large wilderness area
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band
1. bind or tie together, as with a band
2. attach a ring to the foot of, in order to identify
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born
1. have
2. maintain (a theory, thoughts, or feelings)
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ball
1. form into a ball by winding or rolling
2. to live very well
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boat
1. ride in a boat on water
2. a small vessel for travel on water
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bear
1. have
2. maintain (a theory, thoughts, or feelings)
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blow
1. exhale hard
2. be blowing or storming
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bath
1. a vessel containing liquid in which something is immersed (as to process it or to maintain it at a constant temperature or to lubricate it)
2. a soaking and washing in a bathtub
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beta
1. the 2nd letter of the Greek alphabet
2. second in order of importance
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bars
1. gymnastic apparatus consisting of two parallel wooden rods supported on uprights
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bird
1. warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
2. the flesh of a bird or fowl (wild or domestic) used as food
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beat
1. come out better in a competition, race, or conflict
2. give a beating to; subject to a beating, either as a punishment or as an act of aggression
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bass
1. the lean flesh of a saltwater fish of the family Serranidae
2. any of various North American freshwater fish with lean flesh (especially of the genus Micropterus)
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bell
1. attach a bell to
2. a hollow device made of metal that makes a ringing sound when struck
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bike
1. ride a bicycle
2. a motor vehicle with two wheels and a strong frame
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bond
1. stick to firmly
2. create social or emotional ties
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babe
1. a very young child (birth to 1 year) who has not yet begun to walk or talk
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bowl
1. roll (a ball)
2. hurl a cricket ball from one end of the pitch towards the batsman at the other end
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boot
1. footwear that covers the whole foot and lower leg
2. compartment in an automobile that carries luggage or shopping or tools
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beer
1. a general name for alcoholic beverages made by fermenting a cereal (or mixture of cereals) flavored with hops
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bold
1. a typeface with thick heavy lines
2. fearless and daring
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bulk
1. the property resulting from being or relating to the greater in number of two parts; the main part
2. the property of something that is great in magnitude
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bang
1. strike violently
2. to produce a sharp often metallic explosive or percussive sound
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bone
1. rigid connective tissue that makes up the skeleton of vertebrates
2. the porous calcified substance from which bones are made
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busy
1. keep busy with
2. overcrowded or cluttered with detail
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belt
1. endless loop of flexible material between two rotating shafts or pulleys
2. a band to tie or buckle around the body (usually at the waist)
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boss
1. raise in a relief
2. a person who exercises control over workers
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burn
1. destroy by fire
2. shine intensely, as if with heat
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beam
1. smile radiantly; express joy through one's facial expression
2. emit light; be bright, as of the sun or a light
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beef
1. cattle that are reared for their meat
2. meat from an adult domestic bovine
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brad
1. fasten with brads
2. a small nail
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byte
1. a sequence of 8 bits (enough to represent one character of alphanumeric data) processed as a single unit of information
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bull
1. uncastrated adult male of domestic cattle
2. a large and strong and heavyset man
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bomb
1. throw bombs at or attack with bombs
2. fail to get a passing grade
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bend
1. form a curve
2. change direction
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bean
1. any of various edible seeds of plants of the family Leguminosae used for food
2. any of various seeds or fruits that are beans or resemble beans
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bias
1. a partiality that prevents objective consideration of an issue or situation
2. a line or cut across a fabric that is not at right angles to a side of the fabric
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bare
1. expose to view
2. make public
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buzz
1. make a buzzing sound
2. fly low
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boom
1. a deep prolonged loud noise
2. a state of economic prosperity
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bind
1. stick to firmly
2. create social or emotional ties
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buck
1. to strive with determination
2. resist
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beth
1. the 2nd letter of the Hebrew alphabet
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bite
1. a wound resulting from biting by an animal or a person
2. a small amount of solid food; a mouthful
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barn
1. an outlying farm building for storing grain or animal feed and housing farm animals
2. (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
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bald
1. with no effort to conceal
2. lacking hair on all or most of the scalp
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blah
1. pompous or pretentious talk or writing
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bolt
1. move or jump suddenly
2. secure or lock with a bolt
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bent
1. form a curve
2. change direction
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bead
1. form into beads, as of water or sweat, for example
2. decorate by sewing beads onto
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bulb
1. a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
2. electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
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bach
1. lead a bachelor's existence
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bash
1. hit hard
2. a vigorous blow
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bump
1. knock against with force or violence
2. come upon, as if by accident; meet with
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bust
1. a complete failure
2. the chest of a woman
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beck
1. a beckoning gesture
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bore
1. have
2. maintain (a theory, thoughts, or feelings)
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bake
1. cook and make edible by putting in a hot oven
2. prepare with dry heat in an oven
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bail
1. release after a security has been paid
2. deliver something in trust to somebody for a special purpose and for a limited period
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bark
1. speak in an unfriendly tone
2. cover with bark
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bout
1. (sports) a division of a game during which one team is on the offensive
2. a period of illness
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bats
1. informal or slang terms for mentally irregular
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berg
1. a large mass of ice floating at sea; usually broken off of a polar glacier
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bait
1. harass with persistent criticism or carping
2. lure, entice, or entrap with bait
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bury
1. cover from sight
2. place in a grave or tomb
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blew
1. exhale hard
2. be blowing or storming
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boil
1. come to the boiling point and change from a liquid to vapor
2. immerse or be immersed in a boiling liquid, often for cooking purposes
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brew
1. drink made by steeping and boiling and fermenting rather than distilling
2. prepare by brewing
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brit
1. the young of a herring or sprat or similar fish
2. minute crustaceans forming food for right whales
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barb
1. an aggressive remark directed at a person like a missile and intended to have a telling effect
2. the pointed part of barbed wire
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buff
1. strike, beat repeatedly
2. polish and make shiny
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bloc
1. a group of countries in special alliance
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bred
1. call forth
2. copulate with a female, used especially of horses
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blur
1. become glassy; lose clear vision
2. to make less distinct or clear
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balm
1. any of various aromatic resinous substances used for healing and soothing
2. semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation
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bard
1. a lyric poet
2. an ornamental caparison for a horse
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beau
1. a man who is the lover of a man or woman
2. a man who is much concerned with his dress and appearance
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baht
1. the basic unit of money in Thailand
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burr
1. seed vessel having hooks or prickles
2. rough projection left on a workpiece after drilling or cutting
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bunk
1. avoid paying
2. provide with a bunk
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bray
1. braying characteristic of donkeys
2. reduce to small pieces or particles by pounding or abrading
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beep
1. make a strident noise
2. call, summon, or alert with a beeper
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brow
1. the part of the face above the eyes
2. the arch of hair above each eye
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bile
1. a digestive juice secreted by the liver and stored in the gallbladder; aids in the digestion of fats
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baba
1. a small cake leavened with yeast
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boon
1. a desirable state
2. very close and convivial
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blot
1. a blemish made by dirt
2. an act that brings discredit to the person who does it
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bong
1. ring loudly and deeply
2. a dull resonant sound as of a bell
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blob
1. make a spot or mark onto
2. an indistinct shapeless form
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bale
1. make into a bale
2. a large bundle bound for storage or transport
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buoy
1. float on the surface of water
2. keep afloat
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bran
1. broken husks of the seeds of cereal grains that are separated from the flour by sifting
2. food prepared from the husks of cereal grains
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brio
1. quality of being active or spirited or alive and vigorous
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boar
1. Old World wild swine having a narrow body and prominent tusks from which most domestic swine come; introduced in United States
2. an uncastrated male hog
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brat
1. a small pork sausage
2. a very troublesome child
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baud
1. (computer science) a data transmission rate (bits/second) for modems
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beet
1. biennial Eurasian plant usually having a swollen edible root; widely cultivated as a food crop
2. round red root vegetable
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brig
1. two-masted sailing vessel square-rigged on both masts
2. a penal institution (especially on board a ship)
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buns
1. the fleshy part of the human body that you sit on
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bane
1. something causing misery or death
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barm
1. a commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskey
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bode
1. indicate, as with a sign or an omen
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brut
1. (of champagne) extremely dry
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bock
1. a very strong lager traditionally brewed in the fall and aged through the winter for consumption in the spring
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brag
1. an instance of boastful talk
2. show off
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bled
1. lose blood from one's body
2. draw blood
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burg
1. colloquial American term for a town
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brim
1. be completely full
2. fill as much as possible
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beak
1. beaklike mouth of animals other than birds (e.g., turtles)
2. horny projecting mouth of a bird
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buss
1. the act of caressing with the lips (or an instance thereof)
2. touch with the lips or press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc.
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bony
1. composed of or containing bone
2. having bones especially many or prominent bones
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bola
1. a cord fastened around the neck with an ornamental clasp and worn as a necktie
2. a rope with weights attached to the ends; is thrown to entangle the legs of an animal; of South American origin
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boll
1. the rounded seed-bearing capsule of a cotton or flax plant
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bate
1. moderate or restrain; lessen the force of
2. flap the wings wildly or frantically; used of falcons
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burp
1. a reflex that expels gas noisily from the stomach through the mouth
2. expel gas from the stomach
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bade
1. propose a payment
2. invoke upon
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burl
1. the wood cut from a tree burl or outgrowth; often used decoratively in veneer
2. a large rounded outgrowth on the trunk or branch of a tree
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bier
1. a coffin along with its stand
2. a stand to support a corpse or a coffin prior to burial
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biff
1. (boxing) a blow with the fist
2. strike, usually with the fist
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birr
1. make a soft swishing sound
2. the basic unit of money in Ethiopia; equal to 100 cents
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babu
1. used as a Hindi courtesy title; equivalent to English `Mr'
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bunt
1. (baseball) the act of hitting a baseball or softball lightly by holding the bat in a stationary position rather than swinging it
2. disease of wheat characterized by replacement of the grains with greasy masses of smelly smut spores
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bosh
1. pretentious or silly talk or writing
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bask
1. derive or receive pleasure from; get enjoyment from; take pleasure in
2. be exposed
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berk
1. a stupid person who is easy to take advantage of
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bolo
1. a cord fastened around the neck with an ornamental clasp and worn as a necktie
2. long heavy knife with a single edge; of Philippine origin
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balk
1. the area on a billiard table behind the balkline
2. something immaterial that interferes with or delays action or progress
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barf
1. eject the contents of the stomach through the mouth
2. the matter ejected in vomiting
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blip
1. a sudden minor shock or meaningless interruption
2. a radar echo displayed so as to show the position of a reflecting surface
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bast
1. strong woody fibers obtained especially from the phloem of from various plants
2. (botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes
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bozo
1. a man who is a stupid incompetent fool
2. an informal term for a youth or man
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berm
1. a narrow ledge or shelf typically at the top or bottom of a slope
2. a narrow edge of land (usually unpaved) along the side of a road
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buhl
1. an inlaid furniture decoration; tortoiseshell and yellow and white metal form scrolls in cabinetwork
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brae
1. a slope or hillside
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bonk
1. have sexual intercourse with
2. hit hard
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bide
1. dwell
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bevy
1. a large gathering of people of a particular type
2. a flock of birds (especially when gathered close together on the ground)
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bani
1. a decree that prohibits something
2. 100 bani equal 1 leu in Moldova
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baas
1. South African term for `boss'
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bung
1. give a tip or gratuity to in return for a service, beyond the compensation agreed on
2. close with a cork or stopper
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bole
1. a soft oily clay used as a pigment (especially a reddish brown pigment)
2. the main stem of a tree; usually covered with bark; the bole is usually the part that is commercially useful for lumber
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buna
1. made by polymerizing butadiene
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boxy
1. resembling a box in rectangularity
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blat
1. cry plaintively
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boor
1. a crude uncouth ill-bred person lacking culture or refinement
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bufo
1. any toad of the genus Bufo
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blab
1. divulge confidential information or secrets
2. speak (about unimportant matters) rapidly and incessantly
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bine
1. European twining plant whose flowers are used chiefly to flavor malt liquors; cultivated in America
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4-Letter Words Starting With B