Riding anything after you have had sex with a dirty whore.
Dylan: I had sex with mikes sister last night and then drove home.

Ben: Dahh you were Riding Dirty.
by Kyle Sherwood77 May 17, 2006
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1. To ride, uniquely, what some would think is "weird, or boring," but what you believe is and what is really cool.

2. TO drive without your license
i am going to ride dirty, and do my homework
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1. To be caught in your car by "da po po" after a period of time of not showering.

2. To be caught in your car releasing flatulence.
"Hey man, what's that smell? You riding dirty?"
by J Dawg June 19, 2006
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Sneaking in nips of alcohol (generally vodka or whiskey) to a gathering, such as the workplace, sporting events, or concerts.
"Mr. Darts was riding dirty as he walked into the arena, thirsty for some Harvard football and the Jim Bean he has neatly tucked away in his back pocket."
by shizzmoney October 2, 2009
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Trying to drive your car with an un plugged playsation/x box controller
Chamillionaires passangeer is riding dirty
by RyanFromTheBadLands July 17, 2006
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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 7, 2006
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