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1.
The act of watching porn while your significant other is entertaing guests.
Tommy was pornicating in the den during his wife's garden party on the veranda.
by Matt Damien December 01, 2011
 
2.
The act of having sex (fornicating) in a pornographic movie.
Hey, let's grab the video camera and do some pornicating tonight!
by DirtyPig1 October 23, 2007