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

In a demo, the company shows how a florist can add a folder containing thousands of unsorted photos and ask the AI to sort them into subfolders, such as bouquets, flower decorations, bridal flowers, and physical flowers. —Jibin Joseph, PC Magazine, 18 Mar. 2026

Those unlucky enough to not have a real fan, like all the publicists on the carpet, were using their folders and papers to fan themselves instead—but nothing seemed to really break the heat. —Rebecca Ford, Vanity Fair, 16 Mar. 2026

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

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