As an American somewhat versed in British TV and movies, I always assumed wanker to be more equal to "asshole" or "son of a bitch", something you call your frie

As an American somewhat versed in British TV and movies, I always assumed wanker to be more equal to "asshole" or "son of a bitch", something you call your friends when they've done something bone-headed or mean-spirited. Definitely below "cock-sucker" in severity and far, far below "motherfucker".