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The growth of fuzz, hair, or fur on the lower back entering to the domain of one's buttocks; usually pertaining to the male race, but also including rather masculine females
American Man: Why, what is that lawn of hair on your lower back that?
European Woman: I think they're calling it assgrass.
by jazzercise kills innocent newborns February 02, 2008

Words related to assgrass

butt butt fur butt furr butt garden butthair buttocks fur
The hair on a person's ass.
He really needs to shave that ass grass off.
by TrevDawg October 14, 2003
Unkempt ass hair.
You need to mow that plot of ass-grass.
by helpfulness March 24, 2009