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

That’s sort of in my 'future' folder. —Kimi Robinson, USA Today, 15 Mar. 2026

If kids receive messages from an unknown contact or get invited to an unknown group, they will be sent to a Requests folder for parent approval. —Jibin Joseph, PC Magazine, 12 Mar. 2026

Creating even one simple folder now with the date-of-death valuation, appraisal and sale receipts will save you both time and stress in the future. —Angelica Leicht, CBS News, 4 Mar. 2026

Beginning January 21, an internal bug labeled CW1226324 caused Copilot to read and summarize emails stored in Sent Items and Drafts folders. —Kurt Knutsson, FOXNews.com, 2 Mar. 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