When an individual wipes his ass with a cofee filter, brews a pot of fecal java and pours the brew over his woman as he slams the warhead into her. Inspired by the infamous Hot Carland Dirty Sanchez and similar to theGolden Shower.
Mr. Ken's girl was tired of getting Hot Carl'd so he surprized her on her birthday with a Dirty Juan Valdez!
by Dr. Switch October 24, 2004
Placing your junk in someone's coffee to add flavor and/or texture to the drink.
Hey buddy, you look like you could use a little grundle butter in that coffee - let me give you a Dirty Juan Valdez.
by Glowsand December 14, 2010