hound dog noun 2hound-dog verb 1forms 4 noun2 •(dialect, Southern-US) Any hound, especially the bloodhound.You ain't nothin' but a hound dog Cryin' all the time. You ain't nothin' but a hound dog Cryin' all the time. Well, you ain't never caught a rabbit And you ain't no friend of mine. — 1956 •(slang) A promiscuous man. hound-dog verb1 •(slang) To aggressively, relentlessly, or single-mindedly pursue something, often a person for romantic or sexual interest.And you get a lesson in turkey behavior by hound-dogging the footsteps of these shrewd giants. — 1978 formshound-dogged · hound-dogging · hound-dogs · hound dogs