To loudly holler, imitating the sounds of a chimpanzee, monkey or another primate. This is a sexual act of degradation used by submissive black raceplayer, used to emphasize their innate inferiority and similarity to apes.
Dustin: Why was JaQuan naked and screeching so loudly last night at the Eagle while all those leather bears watched? I was embarrassed FOR him.
Cole: His master made him chimpout publicly. Don't worry...he was enjoying himself.
A chimputter is an office worker who spends their day working on a PC. Typically in a junior position in a role offering limited initiative. Taken for granted and usually viewed as being at the bottom of the pile. These poor unfortunates will likely be out of a job as soon as the technology allows.