A squad or group of kids usually in the Midwest that run around performing illegal acts like the trashcan trick, bulldogging, smoking weed, and throwing bangers.
Portmanteau of the words "poser" (Brit, Austral & NZ informal a person who likes to be seen in trendy clothes in fashionable places) and "homo" (Used as a disparaging term for a gay man or lesbian.)
The pomo is characterized by the propensity to proclaim oneself as a homosexual for the express purpose of procuring sexual favor from people of the opposite sex. The pomo preys on artistic college females using their trendy, sensitive pomosexual wiles.
Damn it. "Gay Sean" the frigging pomo is tapping Kelly the hot art major's ass once again... FML.