Definitions by Gangstuh D. Piddy

On the stairs outsidies 

Feeling a girl or guys stomach, but not bare skin.

Man she let me go on the stairs outsidies. It was legit.

On the stairs outsidies by Gangstuh D. Piddy September 4, 2011

On the stairs insidies 

To feel a girl or guys bare stomach. It's in between the "upstairs" and the "downstairs"

Man I went on the stairs insidies on Katey the other night. She loved it.

On the stairs insidies by Gangstuh D. Piddy September 4, 2011