Someone that is freakishly muscular. Anyone that is at the arnold classic in Columbus, Ohio. It's some kind of changed form of the word humongous; see also Ginormous.
DorianYates is tomongous, and if you make him mad, you hurt.
Funny game with astronauts where one or many crewmates are in fact imposters. Their goal is to try and kill the normal crewmates. Crewmates can call for emergency meetings, to tell the other who they suspect.
Friend A : " I took a humongous shit in your toilets and they are now stuck "!
Friend B : " sus sus humongous impostor red sus "