three-ring binder

Loose-leaf paper holder

A three-ring binder is a folder with a rigid cover and a metal spine mechanism containing three rings that open and close to hold hole-punched papers.

The standard configuration in the United States uses rings spaced to match three-hole-punched paper.

Binders come in various capacities, from slim half-inch models to thick three-inch versions for large documents: She organized her notes in a three-ring binder.

Opposites
binding mechanism/permanence

three-ring binderloose papers

perfect binding · folder · spiral notebook · manila folder · file folder

document organization method

three-ring binderfolder

Container for loose papers

clipboard · accordion file · filing cabinet

Family

three, ring, binder, bind, rings, ringed, ringing, binders, binding

Familiarity
Top 100,000
Profile
Known to kids · Timeless · Concrete · Everyday, not technical · Rated G