adj.: used to describe something or someone that is gross and/or sketchy.
This is Derived from an African term referring to meat of questionable (often primate) origin that people eat, despite the risk of disease or inherent danger in capturing, because they are desperate.
"You see that girls face that Justin brought back? Straight-up BUSHMEAT, bro"
"Damn, look at all these bushmeat-ass b*tches! We need to go someplace else."