let loose
Americanidiom
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to set free; release;
They let the captured mouse loose in a field.
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to allow to act freely (often followed byon ).
I have my medical students practice putting IVs in me before I let them loose on patients.
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to act in a relaxed or uninhibited way.
It took some time to talk my dad into letting loose and playing a few games with the grandkids.
I can be serious when I need to be, but sometimes I just need to let loose and have fun.
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to utter or issue forcefully and suddenly (sometimes followed bywith ).
I let loose a shriek and made a dive for the door.
He let loose with a flurry of angry posts on the website.
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to give way; yield.
The guardrail let loose and we very nearly plunged over the edge.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Because we are turning 70 and have license to let loose, we order a single dessert with six forks.
From The Wall Street Journal ● Jul. 9, 2026
A smile, a laugh - little hints that he wanted to let loose a bit.
From BBC ● Jun. 28, 2026
She sang open-throated declarations, recited broken poetic verses, scatted with the authority of a jazz singer, moaned with bluesy intent, and occasionally let loose an unbridled shriek or giggle.
From The Wall Street Journal ● Apr. 4, 2026
It was fun to just let loose, with a fat prosthetic belly, and have a good time and dance.
From Los Angeles Times ● Mar. 10, 2026
Skirt after skirt failed, and Big Ma let loose another “dag nabbit.”
From "P.S. Be Eleven" by Rita Williams-Garcia
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
