adj. Having a butt so red, it reminds one of a monkey or babboon.
After little Timmy was spanked for stealing, he had monkey buns.
by Nikuru January 01, 2006
1 more definition
a phat delicious merinoo girl with nicki minaj's boootay!
just wait until you see my dick, cause ima beat that pussy up - monkeybuns
by babycakeslovesmonkeybuns January 02, 2011