bail out

(transitive) To secure the release of an arrested person by providing bail money.
(transitive) To remove water from a boat by scooping it out.
(idiomatic, transitive) To rescue, especially financially.
(intransitive, usually, with-of) To exit an aircraft while in flight.
(idiomatic, intransitive, slang) To leave (or not attend at all) a place or a situation, especially quickly or when the situation has become undesirable; to abandon (something).
(idiomatic, intransitive, slang, with-on) To abandon (someone) when that person faces difficulties.
(colloquial, idiomatic, intransitive, with-of) To sell all or part of one's holdings in stocks, real estate, a business, etc.
(intransitive, with-of) To make an unscheduled voluntary termination of an underwater dive, usually implying the use of an alternative breathing gas supply.
(idiomatic, transitive) To fail badly; to fall off a skateboard.
(idiomatic, intransitive) To abandon one's surfboard when faced with a large or perilous wave.