Young, round, plump ass cheeks. The shape resembles freshly baked muffins.
-Mmm, those muffin buns sure look tasty!
by Markobrad October 17, 2006
1 more definition
Girl that loves to play games and have fun, also loves to be cute and funny. Has a great personality.
_____ MuffinBuns... you know
by Brandon November 16, 2004