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



    BrE BrE//djuːs//
    ; NAmE NAmE//duːs//
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  1. 1[uncountable, countable] (in tennis) the situation when both players have 40 as a score, after which one player must win two points one after the other in order to win the game See related entries: Tennis
  2. 2 [countable] (North American English) a playing card with two pips on it the deuce of clubs
  3. 3the deuce [singular] (old-fashioned, informal) used in questions to show that you are annoyed What the deuce is he doing?
  4. Word Originsenses 1 to 2 late 15th cent.: from Old French deus ‘two’, from Latin duos.sense 3 mid 17th cent.: from Low German duus, probably of the same origin as deuce ‘two’ (two aces at dice being the worst throw).
See the Oxford Advanced American Dictionary entry: deuce