"Dman" is a shorthand or nickname for someone named Daniel. The term is often used as a form of address or reference for a person named Daniel. Written out it means "Daniel-man".
Dman, yo, come over here. Yo Daniel, my Dawg, my G, my Dman
By OrtAporred
Alternate Spelling for damn - developed by the users of a car chat board to circumnavigate the censorship engine.
By Anonymous
Dan The Man
Dan the man = Dman
By Dmanthe1
The man you go to, to get them explosive dick pics.
"My Dman just texted me, I think it's one of his life cherishing dick pics."
By Mondoswizzle
A saying used to describe a person or group or persons that attempt to think and act alternatively to all convention and common sense; this can often lead to over complicating easy tasks
Dman is Taking boil in the bag rice out of the bag and slow frying it
By Lucius Millsey