What does Ball Sack Fail mean?

Ball Sack Fail meaning in Urban Dictionary

(adjective)- initially produced by when a transsexual male wears girl jeans and you can clearly see their particular balls bulging out in the "groin" area. This definition leads into understanding know officially referred to as a ball sack fail:(adjective)- A ballsack fail is the worst/biggest fail you can easily think of or encounter.