Referring to the very hairy ass of a man or woman.
"Yo, I saw Ricky's mom getting out of the shower the other night, and man, she's got a gorilla ass."
by Mr.SlippyFists November 22, 2004
1 more definition
a sweaty unwashed hairy ass, full of particles from past or present shits, common amongst african americans or just all out niggers
the two niggers had been wandering through the jungle eating chilli with hella onions without toilet paper or a shower for weeks, when one tried to shit but his ass hair mat wouldnt allow, he said to the otha, sheeeeit a niggaz got he self gorilla ass
by the bubba January 05, 2008