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1.
The nasty fuzz that collects in on your balls after you've been wearing your boxers for too long.
"Aw shit, gotta clean the gruzz out again..."
by Jip Orlando February 15, 2007
1 2
 
2.
the sound a dude makes when hes pooping
"GRUZZ!!!! i just puked my pants!"
by scoopi January 04, 2008
0 4