1. a folded piece of cardboard or plastic used to hold loose papers
2. a directory on a computer that contains files or other folders
Usage: computing
3. a person or machine that folds things

Examples

• She organized her homework in a blue folder.
• The teacher handed out folders for the students to keep their worksheets.
• I saved the document in a new folder on my desktop.
• The photos folder contains all my vacation pictures.
• Please create a folder for each subject on your computer.
• The laundry folder neatly arranged all the clean shirts.
• He couldn’t find his report because it was in the wrong folder.