What Does ‘Our Ass is in the Jackpot Now’ Mean?

New York Mets manager Terry Collins getting ejected after Noah Syndergaard threw behind Chase Utley in a 2016 MLB baseball game.

Audio of Terry Collins getting ejected after Noah Syndergaard threw behind Chase Utley surfaced and one of the umpires said, “Our ass in the jackpot now”. I try to figure out what it means.