to convulse violently, purging the content of your stomach, perhaps in a projectile manner.

derived from S. G Petch car sales in England, who sell some really purge-worthy vehicles, whilst also sounding akin to the act of vomiting in a most enthusiastic manner.
In a disgraceful moment for the church, the vicar was photograhed holding back the bishops robes whilst he petched at the porcelain alter.
by cyanidemoth September 14, 2005
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powerful erections teach children how!
Police enjoy the child hunt!
by wanker April 27, 2003
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A very hot guy who gets every girl who he tries to get. Has a big ass cock and is very smart. Smarter than chinks.
“Wow that new kid is hot” said Tiffany
“He’s called Petch” said Ashley
by James o’connel October 2, 2019
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Very camp or outwardly gay.
With that pink shirt on he looked very petch!
by fadryn December 13, 2004
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The involuntary tearing and/or streaming of an eye that affects some drug users after insuffulating their drug of choice.
Mary: *snnnniiiiiif* I said goddamn!

John: What's wrong?

Mary: That was a big line!

John: Yeah, you've got petch eye.
by Petros Insanity July 20, 2014
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lauren broke into my house and was petching dutchie queen
by cadence drake November 28, 2021
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A weirder way of spelling Princess Peach from the Super Mario games.
Ron: Oh look there’s Princess Petch!
Harry: What
Ron: Princess Peach..
by conansrighthand February 15, 2022
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