Gnar 

A retard...

Homeless Bob is the biggest gnar.

Gnar by Cody, Robb, and Meggy May 18, 2003

Gnar 

Cool. Gnar=gnarly=cool.

"Yo, dude, I went to the coolest party last night!"
"Gnar!"

Gnar by H.M. Switz April 29, 2008

GnaR 

The act of being jewed.

"Oh my god, he ate my sandwich, i just got GnaRed!"

"He jacked my kill, i just got GnaRed..."

GnaR by omfgkyle May 19, 2008

Gnar 

Short form of the word Gnarley Used as a word of encouragement as if to say "right on", "awesome" etc.

Person one: Bro, I just found a hundred dollar bill on the sidewalk!
Person two: Gnar!
or
Person one: I met two chicks at the bar last night and we had a threesome!
Person two: Gnar!

Gnar by Mad Lols March 22, 2011

gnar 

An(y) action on a skateboard or a skater boi exclamation

Dude sick gnar you hit right there! GNAR DUDE HOLY FUK THAT WAS THE BOMB.

gnar by Deathampeetamemes February 28, 2017

Gnar 

A descriptive word for when you do something totally fuckin radical

Yo Scout that shit was gnar

Gnar by GnarBoi69 December 11, 2017

Gnar 

Short version of the word gnarly generally used in the mountain biking skiing, snowboarding or surfing communities

Surfer one: did you see me get pitted on the grodiest wave bro
Surfer two: yea that was super gnar

Gnar by The_penutbutter_falcon September 23, 2019