From Longman Dictionary of Contemporary Englishlet out phrasal verb1 let out somethingSOUND to suddenly make a loud sound such as a shout or crylet out a scream/cry/roar etc He let out a cry of disbelief.2 let something ↔ outLOOSE to make a piece of clothing wider or looser, especially because it is too tight3 let something ↔ out British EnglishLEND to charge someone an amount of money for the use of a room or building We’re letting out our son’s old room to a student.4 American EnglishFINISH/COME TO AN END if a school, college, film etc lets out, it ends and the people attending it can leave What time does the movie let out? → let the cat out of the bag at cat(2) → let→ See Verb table
Examples from the Corpus
let out• A hand touched her shoulder. She let out a scream.• "It can't be true, " Maria said, letting out a sob.• You'll either have to let that skirt out or lose some weight.let out a scream/cry/roar etc• Asmodeus stiffened as the beam engulfed him, let out a roar of disapproval and was promptly atomized.• But the red-beard had already let out a roar of fury, and launched himself forward.• She let out a cry of rage.• At this point, you will let out a scream suggesting that some one has just blown off your toe with a. 45. 