A letter of credit which a bank other than the bank that opened it agrees to honor as though they had themselves issued it. This additional confirmation is in addition to the obligation of the bank which issued the letter of credit. Bloomberg Financial Dictionary
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confirmed letter of credit UK US noun [C] (plural confirmed letters of credit)
► BANKING, COMMERCE a type of letter of credit that a bank promises to pay even if the bank that gave the original letter of credit does not pay it: »
In the case of a confirmed letter of credit, a second guarantee of payment is added to the first.
Financial and business terms. 2012.