a person that you dont know anything about but think that they are gay by the way they walk and dress.
most often, it is used when you are very angry with personal issues and you just want to use a bad name and direct it towards a random person.
you man there was this shitass bitch that winked at me today. man i was drunk off my ass fo shizzle. cus next thing i knew it she was pissin down my asshole
2. Also can refer to someone's ass, when covered in shit.
Jethro: Bill Bob come over here and help me plant some of these Bush for president signs over yander!
Billy Bob: I'm in the union, I'm voting Democratic.
Jethro: Well Shit! Yer nothin' but a shit ass demoncrat!
2. When I crapped my pants at walmart, everyone said I had a shit ass.