know something backwards

idiom

Definition of know something backwards

British
: to know something completely He knew the process backwards.

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Dictionary Entries Near know something backwards

know something backward and forward

know something backwards

know something inside and out

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Cite this Entry

“Know something backwards.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/know%20something%20backwards. Accessed 17 Oct. 2021.

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