letting fly

Verb

let fly (third-person singular simple present lets fly, present participle letting fly, simple past and past participle let fly)

1. (idiomatic, intransitive) To strike or release a projectile with great force.
   • One evening when it was barely even dusk a sentry let fly at me from a distance of twenty yards; but he missed me by a yard—goodness knows how many times the Spanish standard of marksmanship has saved my life.1938 April, George Orwell [pseudonym; Eric Arthur Blair], chapter III, in Homage to Catalonia, London: Secker & Warburg, →OCLC
2. (figuratively) To unleash an angry outburst.
   • She was furious and let fly at him with a string of obscenities.