wanker

noun9

1. •
   (slang, vulgar) Someone who wanks; masturbates.
2. •
   (offensive) A term of abuse.
3. •
   (vulgar, offensive) An idiot, a stupid person.
4. •
   (vulgar, offensive) An annoying person.
5. •
   (vulgar, offensive) An ineffectual person.
6. •
   (vulgar, offensive) Someone who shows off too much, a poser or poseur; someone who is overly self-satisfied.
7. •
   (slang, vulgar) A very informal term of address used between friends.
8. •
   (slang, vulgar) A penis.
9. •
   (slang, no longer used) A salted and lightly smoked herring or mackerel; a bloater.

   • My name it is "wanker"; a leaner or lanker, Salter or ranker, fish never swam. — 1892