fold·​er | \ˈfōl-dər \

Definition of folder 

1 : one that folds

2 : a folded printed circular

3a : a folded cover or large envelope for holding or filing loose papers

b : an organizational element of a computer operating system used to group files or other folders together

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Examples of folder in a Sentence

a folder offering tips for heating one's home efficiently

Recent Examples on the Web

Aside from the index, your Facebook data file should also include several other folders, labeled html, messages, photos, and videos. Louise Matsakis, WIRED, "What To Look For in Your Facebook Data—And How to Find It," 28 Mar. 2018 Ellingson left Wednesday's hearing with a folder of notes he's kept for the past four years. Laura Bauer, kansascity, "Brandon Ellingson’s father makes emotional plea to bar ex-trooper from working as cop," 27 June 2018 At one point last season, Reich asked Taylor to put together a folder of trick plays. Paul Domowitch,, "Press Taylor is living life in the fast lane, from unearthing the 'Philly Special' to coaching the QBs," 11 June 2018 In a folder from the papers of Diana Vreeland were postcards Capote had sent her — one from Leningrad in 1956, another from somewhere in Greece in 1958. New York Times, "Dear Reader: You Misunderstood My Story. Signed, Truman Capote.," 13 May 2018 Funded by a $680 grant, Milgram mailed out brown folders, first to participants in Kansas and, in a later experiment, in Nebraska. Thomas Macmillan, The Cut, "The Classic Study That Showed the World Is Smaller Than You Think," 14 Mar. 2018 Use Finder to navigate to the Applications folder and double click on the File Transfer App. Scientific American, "How do I read eBooks on my Kindle Fire? (Mac users)," 21 June 2018 Menus, which used to be kept inside a clear plastic sheath, are now presented inside folders made of textured handmade paper, held in place with stickers of bumblebees and butterflies. New York Times, "A Brooklyn Favorite for Jamaican Food Beats the Odds," 26 June 2018 Select Save as and select a location to save your eBook file (.MOBI) to a folder on your computer. 3. Scientific American, "How do I read eBooks on my Kindle Fire? (PC users)," 21 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'folder.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of folder

1552, in the meaning defined at sense 1

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Statistics for folder

Last Updated

18 Nov 2018

Look-up Popularity

Time Traveler for folder

The first known use of folder was in 1552

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More Definitions for folder



English Language Learners Definition of folder

: a folded cover or large envelope for holding documents

: a collection of files or documents that are stored together on a computer


fold·​er | \ˈfōl-dər \

Kids Definition of folder

1 : a folded cover or large envelope for loose papers a manila folder

2 : a folded printed sheet a travel folder

3 : a part of a computer operating system used to organize files

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Comments on folder

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noxious or harmful

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