know something backwards

idiom

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

Dictionary Entries Near know something backwards

Cite this Entry

“Know something backwards.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/know%20something%20backwards. Accessed 5 Nov. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!