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The only weapon in the gears of war series that the community won't bitch about. WARNING: equipping the gnasher shotgun automatically turns you into a try hard and every excuse you have for getting owned will be based on the gnasher.

P.S: Apparently, assualt rifles are for noobs now. -_-
tryhard: *fires gnasher three times and misses every shot*

mentally stable gamer: *revs chainsaw and kills try hard*

tryhard: OMFG YOU FUCKING FAGGOT WHERE'S UR GNASHER BITCH!!

mentally stable gamer: Oh please...
by annnnonnnnymous May 26, 2012
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2
Term used for a short girl with black hair that usually has piercings. She may well be a baby's stepmum
You know that wierd girl with the piercings, she is such a gnasher...
by Gunslinger007 October 09, 2009
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3
An aggitated native american who wants his land back from the white man.
The gnasher made a bitch fit in the casino at the cowboy who shot his six-shooter into the neon light of a wastedump.
by Joe Rivera February 17, 2008
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