Let Loose (noun) Definition, Meaning & Examples

idiom, past and past participle let loose,present participle let·ting loose.

to set free; release; They let the captured mouse loose in a field.
to allow to act freely (often followed by on): I have my medical students practice putting IVs in me before I let them loose on patients.
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.
to utter or issue forcefully and suddenly (sometimes followed by with): I let loose a shriek and made a dive for the door.He let loose with a flurry of angry posts on the website.
to give way; yield: The guardrail let loose and we very nearly plunged over the edge.