Top Definition
A wank goblin (correct term: Mastabatory Goblin) is a creature that bites off a teenage boy's penis when he wanks too much.

The wank goblin serves as both a myth and a fact to those who get too wank happy.

Young boys fear the wank goblin. If he's sexually frustrated and likes to rub himself against things you know he is afraid of the wank goblin.
Wank Goblin (Mastabatory Goblin) :

James: Why're you in a wheelchair?
Ashraf: *Sobs* Wank Goblin bit my cock off!
James: Me too! I'll never wank again!

Mom: Jamal! That's the third time I've caught you wanking this week! Expect a visit from the Matabatory Goblin...
by Jamal Gordon-King January 05, 2010

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