Any physical act that a female performs that includes or requires her to wreck her hair, make up, outfit, shoes or bag. Also heard as "bustn' my flip," "bustn' my do," or "bustn' my look"
Girl One: Hey, that big scary chick wants to beat you up after school today...
Girl Two: Hell no! kicking her ass is not worth bustn' my gloss for!

OR...

Boy: Please, baby, just a little bit...please...
Girl: No, baby, I'll bust my flip and have to walk downstairs in front of everyone!
by fishy lips July 25, 2009
Get the bustn' my gloss mug.