Banker's Draft

A banker's draft is a cheque (or check) where the funds are withdrawn directly from a bank's funds, not from an individual's account.
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Noun
1. a draft drawn by a bank against funds deposited in another bank
(synonym) bank draft
(hypernym) draft, bill of exchange, order of payment

draft payable on demand and drawn by or on behalf of the bank itself; it is regarded as cash and cannot be returned unpaid.