To tweak something until it is beyond repair; whatever you were tweaking is now tanked, and you need to start over.
I tried to change the two-column newsletter to one column. Now the whole thing is twanked.
by Snarls Barkley January 10, 2012
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\Twank\, v. t. To cause to make a sharp twanging sound; to twang, or twangle. --Addison.

Source: Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
He twanked his banjo.
by Yarg August 22, 2005
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The coupling of the words "twat" and "wank" to describe the female mastubatory pursuit
Cindy sat back, spread her legs wide in the air and began to twank ferociously
by Mithras84 June 21, 2008
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Twank is 21st century slang term for the the act of 'tit wanking'
by JamaMango February 16, 2010
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Small pussy bumps around a nipple that plump when you cook em'.
Hey, look at that twank, its getting mighty plump, lets bitch slap that ho!
by NIIIIIIIIIIICK January 16, 2003
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A Woman who sleeps around to gain notoriety. A woman who excepts a hand up in exchange for sexual favors. A high class whore. A woman who may not see herself as loose because of her high fashion but society would still deem her a slut.
Bro, Tammy is ALWAYS at munchbar and she dresses real nice but she is still a Twank!
by Gav Hustle July 9, 2012
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To slap your penis on a persons face.

Mostly ideal when the person is fast asleep.
Joe got pretty drunk at a party and fell asleep on the sofa. Joe's mate; Cedric thought it would be funny if he gave Joe a twank whilst asleep.
by Fat Jock April 6, 2009
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