n. /kraws"ruf', -ruf", kros"-/ ; v. /kraws"ruf", kros"-/ , Bridge, Whist.
n.
1. a play in which each hand of a partnership alternately trumps a different suit in consecutive plays.
v.t. , v.i.
2. to play by means of a crossruff.
[ 1585-95; CROSS- + RUFF 2 ]