Another word for nasty, but of a heightened nastiness. Old cheese is nasty. Old cheese with diarrhea on it is nersty. Often pronounced with a long "r" as in nerrrsty.
by kristin p. September 11, 2005

Something that is so disgusting that nasty is not a powerful enough adjective to use for describing that thing
by Chandyman March 16, 2011

by fortniteisbae6969 December 20, 2018

That was so nersty dude.
by Scylor Olheiser, Zoel Bastarache III August 17, 2007
