if you have sex with any girl that dylan has had sex with, then your riding dirty(mikes sister and krista)
by Super Cool Ben October 07, 2006
sex with a dirty whore
by super cool ben May 25, 2006
Dylan: hey guys i had sex with mikes sister last night, then i shat on her chest
Kyle: thats fucking sick, you were riding dirty, and get away from me, you smell like shit.
Kyle: thats fucking sick, you were riding dirty, and get away from me, you smell like shit.
by Super Cool Ben June 01, 2006