a combination of the words twat, cunt and chach.
That girl is a total twunch. (adj.)

He smells like twunch. (noun)
by Annie Boheler December 30, 2005
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Simply stated, 'twat for lunch'.
Man that twunch I had earlier tonight was nasty.....rotten eggs, I tell you
by Holly December 7, 2006
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•The combination of Tweaking and Munch
• Someone that is doing way to much when it comes to munching

•munch- A munch is someone who’s only use is eating pussy without getting anything in return.
Guy # 1- Dame bro did you hear he ate that girls ass last night
Guy # 2- Yes bro he is such a Twunch
by Jen Weisberg April 7, 2023
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