Meaning of the word wanker in English

What does wanker mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

wanker

US /ˈwæŋ.kɚ/
UK /ˈwæŋ.kər/

Noun

(British, vulgar slang) a contemptible or foolish person

Example:
He's such a complete wanker, always messing things up.
Don't listen to that wanker, he doesn't know what he's talking about.