simple past tense and past participle of fail-safe

(UK, slang, derogatory) The Daily Mail newspaper.

plural of fail-safe

Third-person singular simple present indicative form of fail-safe

(astronomy) An event that ends the fusion lifetime of a large and massive star. It is a partial type-II supernova, where the collapse process occurs, but no significant rebound occurs, and the nascent black hole swallows the incoming implosion resulting in no outbound explosion or subsequent light burst.

Third-person singular simple present indicative form of fail over

simple past tense and past participle of words fail someone.

(finance, economics, politics) Deemed too important to the economy or polity to be allowed to “fail”, that is to be liquidated or to go bankrupt.

(transitive, idiomatic) Of a person: to be incapable of describing something with words, especially due to fear, shock, or surprise.

A condition characterized by chronic pain after back surgery.