binder(redirected from Binding joist)
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(1) Money given as earnest money for an oral contract to purchase real estate, to bind the parties until such time as they can complete the necessary written contract. (2) A written instrument giving immediate casualty coverage for property, even though the insured may not have paid a premium or received a policy.(3) A temporary contract of title insurance in which the insurer agrees to issue a final policy if certain exceptions, such as prior mortgage liens, are removed at or before closing.