From Longman Dictionary of Contemporary Englishabandon shipabandon shipESCAPEto leave a ship because it is sinking → abandon
Examples from the Corpus
abandon ship• He was discouraged, ready to abandon ship.• Of course I don't want to abandon ship.• We make ready to abandon ship!• The crew now wanted to abandon ship, and a few minutes later red flares were seen dead ahead.• I don't understand why Andropulos and the others didn't abandon ship earlier.• They enrolled here expecting much and are reluctant to abandon ship, though I have argued with them. 