What does Bagflip mean?

Bagflip meaning in Urban Dictionary

(trans. v.)bāg'flipModern English1. To eviscerate any smooth, zippered carrying case (in other words a back pack or bag) of their items, fold the case such a fashion so it its insides tend to be rendered its outsides, put the articles back the situation, and conclusively zipper the case shut.2. (noun) The work or problem of bagflipping.