1. let out - Noun
2. let out - Verb
bring out of a specific state
make known to the public information that was previously known only to a few people or that was meant to be kept a secret
express audibly; utter sounds (not necessarily words)
make (clothes) larger
Source: WordNetlet-out
Imprisoned in every fat man a thin man is wildly signaling to be let out. Cyril Connolly
Death hath so many doors to let out life. John Fletcher
Death hath a thousand doors to let out life. Philip Massinger
He had been eight years upon a project for extracting sunbeams out of cucumbers, which were to be put in phials hermetically sealed, and let out to warm the air in raw inclement summers. Jonathan Swift
Spare at the spigot, and let out the bunghole. Dutch Proverb
While there's nothing to do in April, let out the herd to pasture with all the sheep. Sicilian Proverb