somebody that is a cheeky mischievous monkey but is also a penguin that you've bonded with for life, because you're also a monkeypenguin..

The word mean a cross breed between a monkey and a penguin. This normally happens when a specie or monkey gets hory and find a penguin in the zoo as they cannot fly away.
The term can be used also for someone if you are random or for someone who rocks side to side insanely