Top Definition
A banging headache usually achieved by hitting your head on the floor during an extream sport.
Holy shit dude I've had the worst gnar jar every since I ate shit on that front side lip slide on the 10 set.
by iDa Guzman of bexley June 26, 2011
a gay trick or another word for bop
one day at the skate park kyle says tht girl is a bop then i say im gonna make a another word for it so i use the gay trick gnar jar to call them tht
by joe mulqueen August 09, 2006
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×