Verb - Term used in Battlefield 2 to describe a person who is running, while getting shot at, who then dives to the ground, rolls, and immediately shoots back, killing you.
Hey you dolphin diving M.F.'er, why don't you face me like a man!
by D. Brown September 15, 2006
during sex on the beach, after a guy finishes he goes down and dip his penis in the sand and quickly puts it back in. he then run away.(dive)
hey dude, lets go dolphin diving!
by sandy randy March 26, 2010