leave someone in the lurch
Definition from Wiktionary, the free dictionary
- (idiomatic) To abandon somebody; especially, to abandon somebody and leave him or her in a difficult situation.
- He left me in the lurch and I had to finish the whole project by myself.
- But though thou'rt of a different church, / I will not leave thee in the lurch.
to abandon somebody and leave him or her in a difficult situation