What does Wanker mean?
British slang for someone who jerks off. Not often used literally, but more to complain about annoying people.
Other definitions of Wanker:
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How to use the term Wanker:
Bit of a wanker, aren't they? Glad I don't work with them everyday.
You are such a wanker!
More slang terms:

CDC
Cult of the Dead Cow

BUTTA
Cute,nice,and kind

LVE
Love

G2P
Got To Pee