by Eda5thletta February 3, 2021

by the informaddsds4 September 18, 2013

by TheToyMan April 28, 2016

When the home teams of already abusive sports fans make the playoffs and those fans amp it up to a new level of assholic. Particularly common in the New York and Philadelphia markets.
Josh: "Hey, you wanna go to the Rangers game 7 tonight?"
Claire: "Hell no, those Rangers fans are playoff nasty!"
Claire: "Hell no, those Rangers fans are playoff nasty!"
by cdoubleu May 14, 2013

by larva123 February 5, 2020

Dirty, deplorable, disgusting condition; the lack of cleanliness and overabundance of filth often found in a college fraternity house.
"When I saw how much old mac & cheese and other greasy funk was matted on that frat-nasty oven, I literally gagged."
by juleskills October 28, 2010

by shonequa December 15, 2018
