run wild

idiom

Definition of run wild

: to run, go, behave, etc., in a wild and uncontrolled way The mob was running wild in the streets. His imagination ran wild.

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“Run wild.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/run%20wild. Accessed 29 May. 2020.

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Nglish: Translation of run wild for Spanish Speakers

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