v. When someone takes a Big'n'Tasty from McDonalds and then smashes it into somebody else's taint.
You sure got one hell of a Big Nasty Santa Fe the other day.
by Twiggles02 April 3, 2008
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by definition this refers to a large white male residing in the santa barbara area, known to hunt down larger animals and feasting upon their fupa.
Big and nasty altercation Oct. 30th. approximately 1 AM, hornless rhino entered into room and performes fellatio for noah.
by sneakyw December 6, 2006
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1. A more appropriate term for the Big N' Tasty.
Hello, welcome to McDonald's, would you like try a Big N'Nast...OOPS!! I meant to say, Big N' Tasty???
by Aqueas January 21, 2004
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goin to Macdonalds and gettin the big and tasty
Yo lets go hit up the Big n' Nasty
by golf team November 6, 2005
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A rather large woman who is not a BBW, but rather a BFN.

Her lady lumps do not inspire any recollection of beautiful things like some chunky women might offer, but rather leave a sour taste in your mouth after you throw up a little.

BFN typically Photoshop their selfies in an attempt to justify their ugly lifestyle choices.
Dude 1: Hey man, did you just see that Big Fat Nasty?
Dude 2: What is that, a cheeseburger?
Dude 1: No man, it's thunder-thighs and butt cheese!
Dude 2: Gross.
by nguyeny-pants January 28, 2014
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THIS IS FOR RACHEL YOU BIG WHITE NASTY SMELLIN ASS BITCH why you took me off the motha' faking' schedule with yo trifling dirty white racist ass you big fat bitch oompa loompa body ass bitch I'm coming up there and I'm gonna beat the fuck out of you bitch and don't even call the police today cause I'm gonna come up there unexpected and wait on your motherfuckin ass bitch im coming to beat the fuck out of you bitch cause you did that on purpose with your aundry racist white ass thin haired bitch watch I'm coming up there to fuck you up bitch I'm telling you watch I know what kind of car you drive I'm gonna wait on you and I'm gonna beat your ass bitch cause Imma show you not to play with Jasmine Collin's money bitch thats the first thing you did and you got me fucked up cause bitch I told you what the fuck was going on you white mother fuckers hate to see black people doing good or doing good or doing anything for them motherfuckin selves ugly fat white bitch watch I'm telling you I'm coming up there to beat your mother fucking ass thin haired smelling white dog smelling ass bitch
use it in a song THIS IS FOR RACHEL YOU BIG WHITE NASTY SMELLIN FAT BITCH
by savannah. January 26, 2020
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When you munch on a ‘Big Tasty’ but end up vomiting it up on your partners erect penis later on that day, therefore downgrading it to a ‘Big Nasty’.
Oh mate, I pulled a big nasty last night while giving head…what a waste of money that was.”
by Justagirl97 October 15, 2023
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