A small bodied male, who is often rude and asshole-ish. Constantly making fun at other's to improve self esteem.
Other meaning: Someone who thinks they are the shit. But in reality, needs "the shit" kicked out of them.
Dwarf Dick in question: Hey, I fucked your mom last night. HAHAHAHAHAHA. And she said she never loved you, hahaha. Awww you gonna cry?
You: Fuck off RumpleDwarf Dick.
Dwarf Dick in question: Yo, I could woop your ass!
You:Hahaha, your such a RumpleDwarf Dick. Hahahahahahahahaha.
Dwarf Dick: (cry's)