someone that resembles a chimpanzee dipped in spunk.
she looked like a right custard monkey..did ya shag her with beer goggles?
by CustardMonkey September 29, 2009
1 more definition
The 'child' of a member of the caucasian and of the negroid races.
we found them totally birdbathed on hamster's rucksack, wandering round the city like a couple of custardmonkeys.
by the right royal Dan meadow and his emperical majes November 07, 2003