Mcnasty

the doing of sexual intercourse while on the roof of toys r us while giving your partner a texas chili bowl and singing old elvis songs
Cody Houck decided to go on the roof and mcnasty rebel
by Josh Chotta January 18, 2007
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mcnasty

a reference to a human being that stuffs their fat into a pants size way too small so that their hairy ass crack hangs out.
also a word to describe something very discusting, or to complain.
'Escuse me sir, I'd like to speak with the McManager about these MCNASTY french fries. I'm very unmcsatisfied with their utter mcnastiness.'

'WHOA DUDE! look at that heffer's ass! it's so effin mcnasty. it's a full moon tonight, ehh?'
by the mcmanager November 08, 2008
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The McNasty

Cutting someones head off and skullfucking it.
Yo did you hear TheDooo went to jail?
No, why?
Cuz the idiot did The McNasty
by GoonGrizzy October 17, 2020
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mcnasty

by The Real Pab June 23, 2006
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McNastied

To get owned, pwned, or schooled in anyway.
"Shit, you just got McNastied!"
by McNastied July 08, 2005
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mcnasty

Ordering a McDouble and a McChicken, then putting both patties between one set of buns, to create one nasty sandwich.
After the bar last night, I went and got a McNasty and 10 piece McNuggets.
by sirpilf March 15, 2010
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mcnasty

1) derived from adding mc onto every word.
2) refers to a boyfriend who has weird habits, crab claws your chest or wont have sex with you even though he has no chance of getting laid.
3) someone who has bad acne and sort of looks like a gremlin because of it
1) The roadkill we just passed is mcnasty.
2) Mcnasty is coming over but we wont DO anything.
3) I got put on this cream because my face was mcnasty.
by Kalaniiii June 30, 2006
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