What is Riass?
1.
Girl.. or guy .. you can never be sure.. one who entertains with her fart/airsplits..who eats all your ice cream.. who plugs up your toilet.. and doesn't deodorize.. and/or ganks your sex pistol buttons in the seventh grade..
" Holy shite.. look at that giant pube walking down the hallway..oh wait.. no that's just Riass.."