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



    BrE BrE//pʌp//
    ; NAmE NAmE//pʌp//
    Wild mammals
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  1. 1 = puppy
  2. 2 a young animal of various species (= types) a seal pup See related entries: Wild mammals
  3. Word Originlate 16th cent. (in the sense ‘arrogant young man’): back-formation from puppy, interpreted as a diminutive.Idioms
    sell somebody/buy a pup
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    (old-fashioned, British English, informal) to sell somebody or be sold something that has no value or is worth much less than the price paid
See the Oxford Advanced American Dictionary entry: pup