D-Man Share definition Flag One who is continously compared to a seagull and likes to pick food out of the garbage and off the floor. A: Yo, why is he eatin out of the garbage?B: Cause that's the D-Man, he is like a seagull. D-Man by Rim Job Rob May 29, 2009 0 0 Get merch Get the D-Man mug. Buy Now — $32.95 See more merch