(v).To leave, or take off from a cool situation that is no longer cool.
Yo, this party is not off the hook, I'm gonna skirch.
by Mark Abell December 17, 2004
The bitch to rule all other bitches. He was the smartest at his school, but has become a street rat. Usually bad at videogames, except guitar hero in which he is a pro rapist. Always takes long naps and stays up through all hours of the night.
Our roommate was such a Skirch last night.
by El Creeper December 15, 2009
The nasty yellowish green substance found on the rim of a toilet under the seat or in the danger zone; Bits of hair are often found embedded in skirch. Usually found in bathrooms where no women are present.
After years of not being cleaned the 7-eleven bathroom had a thick deposit of skirch
by Elliott Leonard April 07, 2008