1) behavior that inconveniences others
2) to err
3) to act in a stupid or buffoonish way
"He parked my car on the lawn and the cops towed it. That fucker owes me big time for that yuff."
by lingo monkey February 28, 2003
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Small parasitic rodent that lives in socks and eats human toes. Disguises self as piece of lint.
That yuff ate my toes and now i'm bleeding to death. Ouch.
by Jay January 1, 2005
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a dude that fucks corpses for money
i paid that yuff to fuck chris farley's fat dead ass
by KEKELAH August 5, 2004
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1. noun: any happenstance that significantly dampens the festive mood.
2. verb: the act of fucking up the good time of others.
Did you see when Dave shotgunned that warm Natty Ice and then yakked all over Joe's new TMacs? That was some fuckin' yuff!
by DBo February 28, 2003
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what the cool kids use to say tuff, but replaced with a y
luke: "she so yuff"
esteban: "ong"
by estebqn September 10, 2021
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Simply the art of doing fun, dumb shit.
Plural: Yuffy ( The action of being/doing fun, dumb shit.)
Example: We've been yuffy all day.
Aye, what do you want to do today? We are gonna do some yuff shit today!
by Wole Callin April 20, 2018
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1) A great social gathering that lacked all sort of organisation, alcohol, or interest before it actually happened but actually resulted in complete hilarity for those involved.
2) Getting bored at an organised gathering of people and getting absolute monged on weed because you're bored shitless.
1) Guy 1: "yo gyal, you weren't out after training yesterday?"
Girl 1: "Yeah we were, went to the pub for prinks. A load of guys from the football and hockey club turned up as soon as we arrived, ended up getting pretty loose - it was actually a cracking session, you missed out!"
Guy 2: "Ah shit, I haven't been involved in a proper yuff up in years"
Girl 2: "Biggest we've yuffed up all summer"

2) Bloke 1: "yo man how was that edgy shindig you and Mike went to last week?"
Bloke 2: "no idea bro, I was smashed but Mike ended up yuffing up and his gf picked him up at 11 so can't have been that great"
by gerrybaboona November 26, 2013
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