To cause, by some dickhead blunder, the catastrophic failure of something critical to your success in life...the way Steve Bartman caused the biblical implosion of the Chicago Cubs in the 2003 National League Playoffs.
Yeah, he's hitting that tonight for sure!... less he Pull a Bartman.
Dude #1: Naw, he didn't get the job... he pulled a Bartman.
Dude #2: No fuckin' way! th' fuck happened??
Dude #1: He farted in the interview and pretended he didn't hear anything.