nonnegotiable,adj.1. (Of an agreement or term) not subject to change <the kidnapper’s demands were nonnegotiable>.2. (Of an instrument or note) incapable of transferring by indorsement or delivery. Cf. NEGOTIABLE INSTRUMENT . [Cases: Bills and Notes 144.

C.J.S. Bills and Notes; Letters of Credit §§ 127, 129–130, 143.]

[Blacks Law 8th]