Search Result for "crossruff": 
Wordnet 3.0

VERB (1)

1. trump alternately in two hands;

The Collaborative International Dictionary of English v.0.48:

Crossruff \Cross"ruff`\ (-r?f`), n. (Whist) The play in bridge or whist where partners trump each a different suit, and lead to each other for that purpose; -- called also seesaw. [1913 Webster]
WordNet (r) 3.0 (2006):

crossruff v 1: trump alternately in two hands