4-Letter Nouns Ending With O
Here's the list of all the 181 4-Letter Nouns Ending With O 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 Nouns (with Definitions and Examples) | |
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info | 1. a message received and understood More Definitions → |
auto | 1. a motor vehicle with four wheels; usually propelled by an internal combustion engine More Definitions → |
logo | 1. a company emblem or device More Definitions → |
zero | 1. a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential 2. a mathematical element that when added to another number yields the same number More Definitions → |
euro | 1. the basic monetary unit of most members of the European Union (introduced in 1999); in 2002 twelve European nations (Germany, France, Belgium, Luxembourg, the Netherlands, Italy, Spain, Portugal, Ireland, Greece, Austria, Finland) adopted the euro as their basic unit of money and abandoned their traditional currencies More Definitions → |
demo | 1. a visual presentation showing how something works More Definitions → |
echo | 1. the repetition of a sound resulting from reflection of the sound waves 2. a reply that repeats what has just been said More Definitions → |
solo | 1. any activity that is performed alone without assistance 2. a musical composition for one voice or instrument (with or without accompaniment) More Definitions → |
hero | 1. a person distinguished by exceptional courage and nobility and strength 2. the principal character in a play or movie or novel or poem More Definitions → |
mono | 1. an acute disease characterized by fever and swollen lymph nodes and an abnormal increase of mononuclear leucocytes or monocytes in the bloodstream; not highly contagious; some believe it can be transmitted by kissing More Definitions → |
ciao | 1. an acknowledgment that can be used to say hello or goodbye (aloha is Hawaiian and ciao is Italian) More Definitions → |
polo | 1. a game similar to field hockey but played on horseback using long-handled mallets and a wooden ball More Definitions → |
expo | 1. a collection of things (goods or works of art etc.) for public display More Definitions → |
trio | 1. the cardinal number that is the sum of one and one and one 2. a musical composition for three performers More Definitions → |
memo | 1. a written proposal or reminder More Definitions → |
alto | 1. a singer whose voice lies in the alto clef 2. the lowest female singing voice More Definitions → |
halo | 1. an indication of radiant light drawn around the head of a saint 2. a toroidal shape More Definitions → |
keno | 1. a game in which numbered balls are drawn at random and players cover the corresponding numbers on their cards More Definitions → |
peso | 1. the basic unit of money in Uruguay; equal to 100 centesimos 2. the basic unit of money in the Philippines; equal to 100 centavos More Definitions → |
homo | 1. someone who is sexually attracted to persons of the same sex 2. any living or extinct member of the family Hominidae characterized by superior intelligence, articulate speech, and erect carriage More Definitions → |
mayo | 1. egg yolks and oil and vinegar More Definitions → |
limo | 1. large luxurious car; usually driven by a chauffeur More Definitions → |
deco | 1. a style of design that was popular in the 1920s and 1930s; marked by stylized forms and geometric designs adapted to mass production More Definitions → |
coco | 1. tall palm tree bearing coconuts as fruits; widely planted throughout the tropics More Definitions → |
mojo | 1. a magic power or magic spell More Definitions → |
taco | 1. (ethnic slur) offensive term for a person of Mexican descent 2. a tortilla rolled cupped around a filling More Definitions → |
typo | 1. a mistake in printed matter resulting from mechanical failures of some kind More Definitions → |
ammo | 1. projectiles to be fired from a gun More Definitions → |
veto | 1. a vote that blocks a decision 2. the power or right to prohibit or reject a proposed or intended act (especially the power of a chief executive to reject a bill passed by the legislature) More Definitions → |
camo | 1. fabric dyed with splotches of green and brown and black and tan; intended to make the wearer of a garment made of this fabric hard to distinguish from the background More Definitions → |
loco | More Definitions → |
hobo | 1. a vagrant 2. a worker who moves around and works temporarily in different places More Definitions → |
lido | 1. a recreational facility including a swimming pool for water sports More Definitions → |
milo | 1. small drought-resistant sorghums having large yellow or whitish grains More Definitions → |
judo | 1. a sport adapted from jujitsu (using principles of not resisting) and similar to wrestling; developed in Japan More Definitions → |
sumo | 1. a Japanese form of wrestling; you lose if you are forced out of a small ring or if any part of your body (other than your feet) touches the ground More Definitions → |
ergo | More Definitions → |
faro | 1. a card game in which players bet against the dealer on the cards he will draw from a dealing box More Definitions → |
giro | 1. a check given by the British government to someone who is unemployed; it can be cashed either at a bank or at the post office 2. a British financial system in which a bank or a post office transfers money from one account to another when they receive authorization to do so More Definitions → |
brio | 1. quality of being active or spirited or alive and vigorous More Definitions → |
miro | 1. New Zealand conifer used for lumber; the dark wood is used for interior carpentry More Definitions → |
arco | More Definitions → |
redo | More Definitions → |
vino | 1. fermented juice (of grapes especially) More Definitions → |
kilo | 1. one thousand grams; the basic unit of mass adopted under the Systeme International d'Unites More Definitions → |
silo | 1. a cylindrical tower used for storing silage 2. military installation consisting of an underground structure where ballistic missiles can be stored and fired More Definitions → |
capo | 1. the head of a branch of an organized crime syndicate More Definitions → |
kino | 1. a gum obtained from various tropical plants; used as an astringent and in tanning 2. East Indian tree yielding a resin or extract often used medicinally and in e.g. tanning More Definitions → |
coho | 1. fatty pinkish flesh of small salmon caught in the Pacific and Great Lakes 2. small salmon of northern Pacific coasts and the Great Lakes More Definitions → |
gyro | 1. a Greek sandwich: sliced roast lamb with onion and tomato stuffed into pita bread 2. rotating mechanism in the form of a universally mounted spinning wheel that offers resistance to turns in any direction More Definitions → |
miso | 1. a thick paste made from fermented soybeans and barley or rice malt; used in Japanese cooking to make soups or sauces More Definitions → |
hypo | 1. a compound used as a fixing agent in photographic developing 2. a piston syringe that is fitted with a hypodermic needle for giving injections More Definitions → |
lino | 1. a floor covering More Definitions → |
taro | 1. edible starchy tuberous root of taro plants 2. herb of the Pacific islands grown throughout the tropics for its edible root and in temperate areas as an ornamental for its large glossy leaves More Definitions → |
mako | 1. powerful mackerel shark of the Atlantic and Pacific More Definitions → |
sago | 1. powdery starch from certain sago palms; used in Asia as a food thickener and textile stiffener More Definitions → |
dodo | 1. someone whose style is out of fashion 2. extinct heavy flightless bird of Mauritius related to pigeons More Definitions → |
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 More Definitions → |
dado | 1. panel forming the lower part of an interior wall when it is finished differently from the rest of the wall 2. the section of a pedestal between the base and the surbase More Definitions → |
bozo | 1. a man who is a stupid incompetent fool 2. an informal term for a youth or man More Definitions → |
koto | 1. Japanese stringed instrument that resembles a zither; has a rectangular wooden sounding board and usually 13 silk strings that are plucked with the fingers More Definitions → |
ludo | 1. a simple board game in which players move counters according to the throw of dice More Definitions → |
kayo | 1. a blow that renders the opponent unconscious More Definitions → |
jiao | 1. 10 jiao equal 1 yuan in China More Definitions → |
bufo | 1. any toad of the genus Bufo More Definitions → |
fado | 1. a sad Portuguese folksong More Definitions → |
tiro | 1. someone new to a field or activity More Definitions → |
oleo | 1. a spread made chiefly from vegetable oils and used as a substitute for butter More Definitions → |
wino | 1. a chronic drinker More Definitions → |