smut-hound noun a man with a marked predilection for bawdiness or indecent publications; a censor who seeks out such works US,1927
The Royal Smut-Hound — Playboy, January 1966
You, sir, are nothing but a low-rent smut hound, and you will delete my wife’s feet from your Internet before she finds out what you’ve done with them! — Jonathan Collier, KingoftheHill, 14 May 2000