folder
nounUS /ˈfoʊldɚ/ · UK /ˈfəʊldə/
Etymology From fold + -er.
1
An organizer that papers are kept in, usually with an index tab, to be stored as a single unit in a filing cabinet.
- I keep all my schoolwork in a yellow folder.
2
Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences A virtual container in a computer's file system, in which files and other folders may be stored. The files and subfolders in a folder are usually related.
- My essays are in the folder named "Schoolwork".
3
A machine or person that folds things.
4
A folding knife, typically a folding pocketknife.
- A funny name for a knife, the Needs Work folder is purpose-built as a working folder, and includes a straight, plain-edge, modified-wharncliffe blade, and a comfortable, ergonomic handle.2010 August 20, Joe Kertzman, Knives 2011: The World's Greatest Knife Book, F+W Media, Inc., →ISBN: