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1.
When a male takes two pieces of sliced bread, spreads peanut butter on both sides, places his penis between the slices, and feeds it to another person.
Girl: I'm hungry.
Boy: Want a bite of my PB & D?
by DJ Urb November 13, 2009
 
2.
The act of taking a jar of peanut butter and spreading it on your scrotum and getting your dogs to lick it off.
When Logan gets lonely at night he goes in his room and has a nice PB & D.
by anonymous June 27, 2004