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1.
a gross/disgusting person/object

often used to describe a total bk(bonerkill)

wen ur stomach sticks out farther than ur boobs

the gnargnar bar is the level of nastiness that the person or object is....the gnargnar bar goes up to 5-10...depending on ur situation
"i just dropped a duece that tipped the gnargnar bar!!!"

"she hits a 12 on the gnargnar bar"

"those titties were nasty gnargnar"
by whydoucare?!?!?!? July 13, 2010