let loose
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Definition of let loose
1 : to allow (someone or something) to move or go freely
He let the dogs loose in the courtyard. cattle let loose to graze on the green fields —often used figurativelya director who's willing to let her actors loose to interpret their roles however they see fithow to stop the violence that has been let loose on the city
2 : to produce (something, such as a cry) in a sudden and forceful way
The crowd let loose an enormous groan when the pass was intercepted. She let loose (with) a scream.
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