undertrump

[ uhn-der-truhmp, uhn-der-truhmp ]
/ ˌʌn dərˈtrʌmp, ˈʌn dərˌtrʌmp /

verb (used with or without object) Cards.

to trump with a lower trump than has already been played.

Origin of undertrump

First recorded in 1860–65; under- + trump1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for undertrump

undertrump

/ (ˌʌndəˈtrʌmp) /

verb

(intr) cards to play a lower trump on a trick to which a higher trump has already been played
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012