six·​mo ˈsiks-(ˌ)mō How to pronounce sixmo (audio)
plural sixmos
: the size of a piece of paper cut six from a sheet
also : a book, a page, or paper of this size

Word History

First Known Use

1924, in the meaning defined above

Time Traveler
The first known use of sixmo was in 1924

Dictionary Entries Near sixmo

Cite this Entry

“Sixmo.” Dictionary, Merriam-Webster, Accessed 22 Feb. 2024.

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