bind·er / ˈbīndər/ • n. a thing or person that binds something, in particular: ∎  a cover for holding loose sheets of paper, magazines, etc., together. ∎  a substance that acts cohesively. ∎  a reaping machine that binds grain into sheaves. ∎  a bookbinder.

binder.
1. Main binding-beam supported on walls, piers, or breastsummers, carrying the bridging-joists above and ceiling-joists below.

2. Binding-joist supported on girders and carrying the bridging-joists above and ceiling-joists below.

BINDER

A written document that records the essential provisions of a contract of insurance and temporarily protects the insured until an insurance company has investigated the risks to be covered, or until a formal policy is issued.

A receipt for cash or for a check that is deposited by a prospective buyer with the seller to secure the right to purchase real estate at terms that have been agreed upon by both buyer and seller.

binder (byn-der) n. a bandage that is wound around a part of the body, usually the abdomen, to apply pressure or to give support or protection.