A term used when someone or something was completely off. When someone fucked up.
(watching the bears game)-wow he really shwanked that kick

Sam-Dude you were horrible in beer pong tonight!

Zac-I know man I shwanked hella cups.
by gocubsgo4 May 9, 2009
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A shwank is the very precise art of having a shit and a wank at the same time such that you come at both ends at the same time causing you to pass out.

Also known as schwank.
Julian was found in a such a mess on the toilet. He must have had a Shwank
by Jizz_Staines April 1, 2008
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1)A continuos act of jackin off ur nigga.

2)A continous act of jackin off any guy.

Alex was shwanking his new friend while playin Halo 2
by cheaa6969 July 25, 2006
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"hey, I'm bored, and I've got to take a shit. I guess I could just go shwank and kill two birds with one stone"
by Parnell Street Bum December 8, 2007
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to simultanously hang a shit and to wank (masterbate).
fuck yeah do it all the time,lowers your chance of getting prostate cancer by fifty percent,yeah fuck yeah shwanking is the way to go!
by Browning Smears November 15, 2003
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When you go for a shit but you have a wank just after or before on the toilet
Went for a lovely shwank there man
by Idefinewords March 16, 2017
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