bail on someone

bail on (one)

To leave or abandon one. Hey, thanks for bailing on me earlier—I was stuck talking to that guy for half an hour! Come on, I highly doubt that Angela would bail on you after one fight.
See also: bail, on

bail on someone

in. to walk out on someone; to leave someone. She bailed on me after all we had been through together.
See also: bail, on, someone