in-and-in

adverb or adjective

: in repeated generations of the same or closely related stock
families … of one blood through mating or marrying in-and-inF. H. Giddings
in-and-in breeding

Word History

First Known Use

1765, in the meaning defined above

Time Traveler
The first known use of in-and-in was in 1765

Dictionary Entries Near in-and-in

Cite this Entry

“In-and-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in-and-in. Accessed 22 Nov. 2024.

Love words? Need even more definitions?

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