from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Games A card in the trump suit, held in reserve for winning a trick.
- n. A key resource to be used at an opportune moment; a trump: "[They] seem determined to use the agreement as a trump card to obtain ... all the advantages they feel they deserve” ( Christian Science Monitor).
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A playing card, of the trump suite that is held in reserve until needed to win a trick
- n. Something used to obtain an advantage, sometimes unscrupulously
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a playing card in the suit that has been declared trumps
Sorry, no etymologies found.
Joan Durbeyfield always managed to find consolation somewhere: 'Well, as one of the genuine stock, she ought to make her way with' en, if she plays her trump card aright.
She had always regarded “Ave Maria” as the Church’s trump card at funerals, but resisted tears by concentrating on the goings-on at the altar.