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.
by Ambrogio February 16, 2010
Get the DBJmug. 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 August 20, 2008
Get the DBJmug. by Captain Winkey May 19, 2008
Get the DBJmug. by landonius April 23, 2007
Get the dbjmug. 
