Ruff \Ruff\, v. t. [imp. & p. p. {Ruffed}; p. pr. & vb. n. {Ruffing}.] 1. To ruffle; to disorder. --Spenser.
2. (Mil.) To beat with the ruff or ruffle, as a drum.
3. (Hawking) To hit, as the prey, without fixing it.
4. (Card Playing) To play a trump card at bridge; as, he ruffed his partner's ace. [PJC]
Ruffed \Ruffed\, a. Furnished with a ruff.
{Ruffed grouse} (Zo["o]l.), a North American grouse ({Bonasa umbellus}) common in the wooded districts of the Northern United States. The male has a ruff of brown or black feathers on each side of the neck, and is noted for the loud drumming sound he makes during the breeding season. Called also {tippet grouse}, {partridge}, {birch partridge}, {pheasant}, {drummer}, and {white-flesher}.
{ruffed lemur} (Zo["o]l.), a species of lemur ({lemur varius}) having a conspicuous ruff on the sides of the head. Its color is varied with black and white. Called also {ruffed maucaco}.
Shadow Glen, a new $16 million club near Kansas City, has recruited a state biologist to plant prairie grass around the golf course and release flocks of ruffed grouse, a species long absent from the area.
Its elegant cousin, the ruffed grouse, has the Ruffed Grouse Society, based in Coraopolis, Pa.