A person who wanks or masturbates. Also used as a common insult. It can be used literally if someone does indeed wank or laterally for someone who you just hate or has done something bad to you.
LITERAL: "Michael Walsh is such a wanker" LATERAL: "Did you see what that guy just did?! He's such a wanker"
By Jerry Wylie
When you grabbed your penis and start beating it
Your a wanker
By Fidget Spinners Are Fay
Whoever is filthy, a fucking no good scumbag bitch-ass hoe is considered a wanker. Wankers are the worst douchebags on this fucking strange-ass Earth. Beware though, there are also hidden wankers, the ones who seem like the kindest mother-fucking bitch could be the scummiest bitch-ass whore.
"Aw no, he's just a filthy wanker!"
By Chumhandle
Ginger who masturbates to 8th graders
Ryan Lisle is a wanker
By ..babie
Sometimes pronounced wanka, Wanker is a British term similar to douche bag meaning a very rude and disrespectful male
Shut the fuck up you wanker
By KSUTT