let out let out /lɛt aʊt/

verb

1. () Make known to the public information that was previously known only to a few people or that was meant to be kept a secret  ( bring out , uncover , unwrap , break , divulge , give away , let on , let out , lay bare , disclose , discover , expose , reveal )
   make known to the public information that was previously known only to a few people or that was meant to be kept a secret
    The auction house would not disclose the price at which the van Gogh had sold
   The auction house would not disclose the price at which the van Gogh had sold
    The actress won't reveal how old she is
   The actress won't reveal how old she is
    Bring out the truth
   bring out the truth
    He broke the news to her
   he broke the news to her
    Unwrap the evidence in the murder case
   unwrap the evidence in the murder case
    The newspaper uncovered the President's illegal dealings
   The newspaper uncovered the President's illegal dealings
   
2. () Express audibly; utter sounds (not necessarily words)  ( emit , let loose , let out , utter )
   express audibly; utter sounds (not necessarily words)
    She let out a big heavy sigh
   She let out a big heavy sigh
    He uttered strange sounds that nobody could understand
   He uttered strange sounds that nobody could understand
   
3. Make (clothes) larger  ( let out , widen )
   make (clothes) larger
    Let out that dress--I gained a lot of weight
   Let out that dress--I gained a lot of weight
   
4. Bring out of a specific state  ( let out , bring out )
   bring out of a specific state