Generally a friendly derisive expletive.
I can't believe you did that, you stupid Chuff Monkey!
by Darren November 26, 2001
A person who during oral sex concentrates on the gential region of the female.
I heard you are a bit of a 'chuff monkey'
by Nick Clements November 28, 2003
A small brown monkey that fits in your palm, found in the rainforests of Argentina
by Anonymous May 09, 2002