- 1(also trump card) [countable] (in some card games) a card that belongs to the suit (= one of the four sets in a deck of cards) that has been chosen for a particular game to have a higher value than the other three suits I played a trump and won the trick.
- 2trumps [uncountable] (in some card games) the suit that has been chosen for a particular game to have a higher value than the other three suits What's trumps? Clubs are trumps. Idioms
to do what is necessary to make a particular situation successful, especially when this is sudden or unexpected I didn't honestly think he'd pass the exam, but he came up trumps on the day. Just when we thought there was no hope, my parents turned up trumps with a large loan.
Check pronunciation: trump