When the length of a male's pubic hair surpasses the length of said male's penis.
"Hey man, do you think Charles is riding dirty?"
by Rotag McNeily August 31, 2006
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(verb)
1. to drive around without a purpose while wearing a flat brim hat
2. to be a douchebag while wearing a flat brim hat
3. to pack bombs with Lombardo while wearing a flat brim hat
4. to go to C-Block while wearing a flat brim hat
1. DUUUUUG, we ridin' dirty friday?
2. DUUUUUG, check out Riggz ridin' dirty with dem beat bids
3. DUUUUUG, Quiggins was ridin' dirty just last week when we were away
4. DUUUUUG, I just had spanish, its time to RIDE DIRTY brigga
by Lax Dragoon April 12, 2010
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* Refers to a game played between friends where points are earned for succefully having sexual intercourse with extremely obese women without being caught by one's friends. If a participant is caught during this horrific act points are taken away and added to the finders point total. These women only qualify if their obesity is comperable to the fat women featured in Spencer's gag cards.

* The Chamillionaire song "Ridin'" was created to commemorate a specific instance where the artist won this game by sexually pleasuring a morbidly rotund transvestite. This event led to additional (bonus) points for Chamillionare which gave him a solid lead and eventuallty a win in a game between him and his friends.

My friends caught me riding dirty. Now I need too sleep with six fat bitches in order to win.
by John Ben August 24, 2006
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Having anal sex. Riding dirty refers to having anal sex or anal intercourse, usually without a condom.
by Bill Alan August 15, 2006
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While most of us refer to " ridin dirty" as the act of driving an automobile with illegal contents inside such as guns or drugs, the term can also be used when referring to driving a vehicle for any period of time after shitting ones pants, most commonly after battling with a bought of diarrhea.
" dude I was sitting in road construction for 40min on my way home yesterday, I really had to fart so I let it squeak out but it ended up being a sneaky shart. I was riding dirty all the way from exit 4 to exit 12"
by Jackson Real February 1, 2021
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1. When you drive a car or motor cycle without being:
A. licensed
B. Insured
C. Registered

Or being drunk,having drugs, guns, a prostitute or ugly woman/man in car.

2. Having sex with a woman/man who has bad hygene or has had a lot of sex partners.
1. Damn! Bryan got caught riding dirty by the popo after that huge kegger!

2. I was horny so just decided to ride dirty with Tony for a while.
by People Watchers March 21, 2014
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1.driving with drugs or other illegal shit in your car
2.anal sex
3.sex with a filthy whore
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.
by Super Cool Ben May 31, 2006
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