folder

noun

fold·​er ˈfōl-dər 

1

: one that folds

2

: a folded printed circular

3

a

: 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

Synonyms

• booklet
• brochure
• leaflet
• flyer
• pamphlet

Examples of folder in a Sentence

a folder offering tips for heating one's home efficiently

Recent Examples on the Web

The Classroom Gap Margaret Murray, an associate professor at the University of Michigan, told Newsweek that her students often struggle with concepts like folder organization, which makes sense for older generations who used paper files. —Lydia Patrick, MSNBC Newsweek, 3 Oct. 2025

Usually, keeping them in your junk folder for a few days to a week is enough for your provider to process and learn from them. —Kurt Knutsson, FOXNews.com, 30 Sep. 2025

This app builds on the same code base as AxCrypt Premium and now includes features that earlier versions skipped, such as generating passwords, securing entire folders, and encrypting blocks of text. —PC Magazine, 29 Sep. 2025

To do this, create a new folder on your desktop. —Barry Collins, Forbes.com, 17 Sep. 2025

Word History

First Known Use

1552, in the meaning defined at sense 1

Phrases Containing folder

• sub-folder

Rhymes for folder

• bolder
• bowlder
• colder
• golder
• holder
• molder
• moulder
• older
• polder
• shoulder
• beholder
• bondholder

Kids Definition

folder

noun

fold·​er ˈfōl-dər 

1

: one that folds

2

: a printed circular of folded sheets

3

a

: a folded cover or large envelope for holding loose papers

b

: an element of a computer operating system used to group and organize files