The term folder can refer to several different things:
File folder, a kind of folder that holds loose papers. Often holepunched so papers can be strung together with treasury tags
In computing, a folder is a Graphical user interface metaphor for a directory in a file system.
Folding machine, a machine used for folding
Folding bicycle
In Origami, a person who folds paper to make an origami sculpture
Another word for a folding knife
See also
Folding
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