know something backwards

idiom

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

Dictionary Entries Near know something backwards

know something backward and forward

know something backwards

know something inside and out

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“Know something backwards.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/know%20something%20backwards. Accessed 21 Dec. 2024.

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