know-all

noun

chiefly British

Word History

First Known Use

circa 1864, in the meaning defined above

Time Traveler
The first known use of know-all was circa 1864

Dictionary Entries Near know-all

Cite this Entry

“Know-all.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/know-all. Accessed 14 Nov. 2024.

More from Merriam-Webster on know-all

Love words? Need even more definitions?

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