Definition of underpants noun from the Oxford Advanced Learner's Dictionary

     

    underpants

     noun
    noun
    BrE BrE//ˈʌndəpænts//
     
    ; NAmE NAmE//ˈʌndərpænts//
     
    [plural] Clothes
     
    jump to other results
  1. 1(informal pants) (British English) a piece of men’s underwear worn under their trousers/pants He came to the door dressed only in his underpants. He sat on the examination table in his underpants. See related entries: Clothes
  2. 2(North American English) a piece of underwear worn by men or women under trousers/pants, a skirt, etc.
See the Oxford Advanced American Dictionary entry: underpants