Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun rotter
1 sense of rotter
Sense 1
rotter, dirty dog, rat, skunk, stinker, stinkpot, bum, puke, crumb, lowlife, scum bag, so-and-so, git -- (a person who is deemed to be despicable or contemptible; "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'")
=> unpleasant person, disagreeable person -- (a person who is not pleasant or agreeable)