by Booker T. Buttfuck October 2, 2003

Rodger- What did you do after your shift last night?
Trevor- I stole a some Big Mac sauce and gave Rachel a Super McNasty.
Trevor- I stole a some Big Mac sauce and gave Rachel a Super McNasty.
by Wwane Dade February 9, 2012

Hell naw bro, I wouldn't even touch that Filthy McNasty biotch with your dick. She's had everyone's cock up in her grill}.
by SexyGreenEyez February 7, 2005

It's when you lick a clump of feces out of a girl's anus then spit it on to her breasts in a decorative fashion. Then you lick it all up and throw it back up in her anus.
"Performing a mcnasty shizzgrizzle is just M. Night Shamylan making The Village...a betrayal to all normalcy this world has ever known"
by Snoop Diggity D January 23, 2008

Any person having an extremely great time at a party or event would be known as having a Blasty McNasty.
A heightened sense of crunk.
A heightened sense of crunk.
by coffeesamuri February 2, 2010

by ingloriousone May 25, 2010

by deadxstop May 25, 2006
