: characteristic peculiarities or technicalities : workings

Word History

First Known Use

circa 1670, in the meaning defined at sense 1

Time Traveler
The first known use of ins and outs was circa 1670

Dictionary Entries Near ins and outs

Cite this Entry

“Ins and outs.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ins%20and%20outs. Accessed 1 Dec. 2023.

More from Merriam-Webster on ins and outs

Love words? Need even more definitions?

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