1 definition by Jinja52

Sounds like Moo Moo, correct spelling is Muumuu. It's a loose dress originating from Hawaii. Morbidly obese people typically wear muumuu's. It looks like they were made out of a flowery set of curtains.
I'm so obese the only thing that fits me is a moo moo.
by Jinja52 June 3, 2011
Get the Moo Moo mug.