Top Definition
Wanker Munch is an insult, meaning someone who enjoys munching (chewing) on a mans erect penis while he is masturbating.
Person 1. Oi, mate, your mums easy gash on the reg!
Person 2. What the heck are you on about, you wanker munch?
#wanker #munch #masturbate #masturbation #erection #insult
by MysteryPills March 30, 2010
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