trump 1 (trŭmp)
a. often trumps A suit in card games that outranks all other suits for the duration of a hand.
b. A card of such a suit.
c. A trump card.
2. A key resource to be used at an opportune moment.
3. Informal A reliable or admirable person.
v. trumped, trump·ing, trumps
1. Games To take (a card or trick) with a trump.
2. To get the better of (an adversary or competitor, for example) by using a crucial, often hidden resource.
To play a trump.
To devise fraudulently: trumped up a charge of conspiracy.
[Alteration of TRIUMPH.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.