Any dog bred, trained or used for the purpose of attacking a target, either on command or on sight; trained either as a specialized form of police dog or a security force dog.

(archaic) A Great Dane.

plural of Danish dog

A female dog; a bitch.

A dog that was deployed in a war. / A veteran soldier, particularly a heroic one, in a war. / (figuratively) A warrior; a battler.

(obsolete) Extremely weary.

plural of devil dog

present participle of prairie-dog

plural of prairie dogging

present participle of prairie dog