When a partner does not swallow the ejaculate during phallic fellatio, but instead leaves the fluid in the oral cavity and proceeds to coat the penis with said fluid prior to cessation of oral stimulation. Upon flaccidity, the shriveled member, with addition of dried saliva and ejaculate, may resemble a "nigga-lipped roach" or previously saturated butt of a marijuana cigarette.
Nickname for a pro-democracy supporter because they wear black, show up in large numbers, cause public nuisance and disperse en masse when the police go on the attack.
Like the insects, they are a nuisance to everybody