Similar to a limp dick, except instead of having a useless penis it is some one who is always playing with their dick like a monkey.
Keep your hand out of your pants you chimpdick and eat your dinner!
by CRUCIAL cadaver October 05, 2010
a person who's penis is of very small stature and almost concave really, similar to a chimpanzee's penis, which can reach up to a whopping 1.5" fully erect!
jeez stacy said bill got chimp dick, it's so small!
by islander time June 28, 2010