WordWeb Online

1. A person who is deemed to be despicable or contemptible
   "only a rotter would do that"
   - dirty dog, rat, skunk, stinker, stinkpot, bum [N. Amer], crumb, lowlife, scum bag, so-and-so, git [Brit], bugger, slimebag, sleazebag, scuzz [N. Amer], scuzzbucket [N. Amer], ratbag [Brit], scumbag, slimeball, scuzzball [N. Amer], scuzzbag [N. Amer], sleazeball

Derived forms: rotters

Type of: disagreeable person, unpleasant person

Encyclopedia: Rotter