A versatile term used to describe an idiot or an idiot move, sometimes used affectionately between friends or insulting others while highkey judging them. It can be jokingly used or seriously offensive.
An idiot
My friend Paul just spent 300 bucks on a ripped tee. What a yoach.

Look at those hooligans over there, messing with the water fountain. Yoaches! The principal is right there!
by mello yello January 17, 2019
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A "mooch" who doesn't ask until only AFTER they've taken one or more of the assets/items desired by such a yoach. EG - "That guy" who pulls a cigarette out of your pack, lights it, & says something like, "Hey dude, I bummed a smoke off you. Is that cool?"
I'd still have cigarettes if it weren't for that fucking YOACH!!
by sinnergirl May 01, 2010
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Noun: Breast sweat
Verb: (to yoach, yoaching)
(noun): I went to motorboat her breasts, but I was so disgusted by her yoach I couldn't bring myself to do it.
(verb): It's so hot out here, I'm seriously yoaching
by crazyromantic December 11, 2006
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The tender spot between the anus and the testicles; the nerviest nerve cluster on the human body.
"Oh god, you kicked me right in the yoach!"
by Frater CB April 28, 2008
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1. n. Vomit.

2. v. to vomit.
That last beer made me want to yoach.
by dirtdirt February 04, 2005
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