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 of folder

• 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

Summarizing emails, organizing folders, saving attachments, creating lists and tables, comparing products. — Maryna Holovnova, New Atlas, 24 Sep. 2026

Those commands can gather information about a computer and copy documents from folders including Documents, Downloads and Desktop. — Kurt Knutsson, FOXNews.com, 22 Sep. 2026

The latest Copilot app on Windows 11 can no longer search your computer's folders for files, though a previous version did. — Michael Muchmore, PC Magazine, 21 Sep. 2026

At immigration check-ins, new routines unfold Samba Diallo rode in the passenger seat, a red folder containing his immigration paperwork on his lap. — Claire Galofaro, Los Angeles Times, 17 Sep. 2026

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