1 definition by The Haterader

Top Definition

Used to describe something cool or awesome that happened, or will happen

Bro1:That was a great concert
Bro2: Yeah dude it was Sick Mc Nasty

Girl1:Are you going to the party tonight
Girl2: Yes i am, i hear that its going to be Sick Mc Nasty!

by The Haterader April 29, 2009

Buy a Sick Mc Nasty mug!