plural folios
1
a
: a leaf especially of a manuscript or book
b
: a leaf number
c
: a page number
d
: an identifying reference in accounting used in posting
2
a
: a sheet of paper folded once
b
: a case or folder for loose papers
3
a
: the size of a piece of paper cut two from a sheet
also
: paper or a page of this size
b
: a book printed on folio pages
c
: a book of the largest size
4
: a certain number of words taken as a unit or division in a document for purposes of measurement or reference
folioed; folioing; folios
: to put a serial number on each leaf or page of
Examples of folio in a Sentence
Recent Examples on the Web
James Peckham, PC Magazine, 22 Sep. 2025
In-room tablets and mobile apps may also be used to order room service, check folios on demand and adjust lighting.
—Eve Chen, USA Today, 9 Sep. 2025
Recent advances in optical character recognition and transformer models have begun cleaning entire folios within minutes.
—Kaif Shaikh, Interesting Engineering, 15 Aug. 2025
The magic keyboard folio turns your iPad into a fully functioning laptop and detaches and attaches with a simple click.
—Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 13 Aug. 2025
See All Example Sentences for folio
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Noun
There are then folio accessories for $205 in black, blue, brown, and white.
—James Peckham, PC Magazine, 22 Sep. 2025
In-room tablets and mobile apps may also be used to order room service, check folios on demand and adjust lighting.
—Eve Chen, USA Today, 9 Sep. 2025
Recent advances in optical character recognition and transformer models have begun cleaning entire folios within minutes.
—Kaif Shaikh, Interesting Engineering, 15 Aug. 2025
The magic keyboard folio turns your iPad into a fully functioning laptop and detaches and attaches with a simple click.
—Christopher Murray
May Earn A Commission If You Buy Through Our Referral Links. This Content Was Created By A Team That Works Independently From The Fox Newsroom., FOXNews.com, 13 Aug. 2025
See All Example Sentences for folio
Cite this Entry
“Folio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/folio. Accessed 30 Oct. 2025.
Copy CitationLegal Definition
folio
noun
fo·lio
ˈfō-lē-ˌō 
: a certain number of words taken as a unit or division in a document for purposes of measurement or reference
Note: A folio by statutory provision generally consists of 100 words.
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