DBJ stands for a dirty blow job. A DBJ is an especially sloppy blow job which may include excessive amounts of spit, deep throating and ball sucking.
Dennis: Did you get laid?

Anthony: No, but she did give me a DBJ.

Dennis: Nice!
by Ambrogio February 16, 2010
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That was the best dbj I have ever heard. A dead baby in a clown costume is definately funnier than just a regular dead baby!!
by eabod steve July 24, 2008
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Nickname for a guy named John that is a complete douche bag.
Oh great, here comes DBJ, let get outta here.
by Captain Winkey May 19, 2008
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driving blow job, when you get a blow job while you are driving
that chick just gave me a dbj damn boy she knows hot to suck that dick
by landonius April 16, 2007
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