Synonyms of 'blank check'

clearance, copyright, favor, field, note, patent, room, way, checkbook, check, certified check, certificate, carte blanche, bill, bank check, bank acceptance, acceptance, warrant, voucher, treasury bill, tolerance, time draft, time bill, swing, space, sight draft, sight bill, sea room, scope, rope, range, privilege, postal order, play, paper, money order, margin, license, liberty, leeway, latitude, indulgence, immunity, grant, full swing, free hand, freedom, franchise, elbowroom, due bill, draft, dispensation, demand bill, debenture, commercial paper, cheque