JACKET

Definition of JACKET

  1. (noun)a short coat
  2. (noun)an outer wrapping or casing
  3. (noun)(dentistry) dental appliance consisting of an artificial crown for a broken or decayed tooth
  4. (noun)the outer skin of a potato
  5. (noun)the tough metal shell casing for certain kinds of ammunition
  6. (verb)provide with a thermally non-conducting cover
  7. (verb)put a jacket on