scum_bag
1. [ noun ] a person who is deemed to be despicable or contemptible
Synonyms: bum puke skunk stinker dirty_dog rat lowlife so-and-so stinkpot git crumb rotter
Examples:

"only a rotter would do that" "kill the rat" "throw the bum out" "you cowardly little pukes!" "the British call a contemptible person a `git'"

Related terms: unpleasant_person rat
Similar spelling:   Schaumburg
  scumble
  Scomber