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cross·ruff(krôs′rŭf′, -rŭf′, krŏs′-)
A series of plays in games of the whist family in which partnership hands alternately trump suits led by the other partner.
v. cross·ruffed, cross·ruff·ing, cross·ruffs
To perform a crossruff or a series of crossruffs.
To trump (one's partner's lead or a lead from the dummy) in alternating plays.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
crossruff(ˈkrɒsˌrʌf) bridge whist
(Bridge) the alternate trumping of each other's leads by two partners, or by declarer and dummy
(Bridge) (intr) to trump alternately in two hands of a partnership
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
cross•ruff(n. ˈkrɔsˌrʌf, -ˈrʌf, ˈkrɒs-; v. -ˈrʌf)
1. a play, esp. in bridge, in which each hand of a partnership alternately trumps a card in consecutive rounds.v.t., v.i.
2. to play by means of a crossruff.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Past participle: crossruffed
Collins English Verb Tables © HarperCollins Publishers 2011