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
• circular
• flyer
• flier
• leaflet
• pamphlet

Examples of folder in a Sentence

a folder offering tips for heating one's home efficiently

Recent Examples on the Web

Moll uses mixed media to add texture to a story that would otherwise unfold exclusively in rooms full of folders, whiteboards and tables. —Sophie Monks Kaufman, IndieWire, 15 May 2025

On the other hand, the folder browsing and raw camera file import processes need to be more comprehensive and seamless. —PC Magazine, 14 May 2025

For the rest of us, the portable folder is available in the US now for US$389.99, and rolls out to Europe later in the month. —Paul Ridden may 09, New Atlas, 9 May 2025

Tucked in a folder inside were 43 letters from clearly smitten servicemen who'd met my mother at Red Cross dances in Rome in the final months of World War II. —Bob Mondello, NPR, 8 May 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