General term for someone who either is gay or acts gay. Usually denotes an effeminate male.
Ever since Celine Dion announced she was playing in town, happypants over there hasn't stopped talking about it.
when a human tends to get very horny and stays horny for a long period of time(48 hours)
Jimmy,"Dude did u see Sandra in that thong yesterday?" Ren, " yeah man, i can't stop thinking about it, ive been happypants for a while!"