mirror-image rule

mirror-image rule Contracts. The doctrine that the acceptance of a contractual offer must be positive, unconditional, unequivocal, and unambiguous, and must not change, add to, or qualify the terms of the offer; the common-law principle that for a contract to be formed, the terms of an acceptance must correspond exactly with those of the offer. […]

MIRROR-IMAGE RULE mirror-image rule. Contracts. The doctrine that the acceptance of a contractual offer must be positive, unconditional, unequivocal, and unambiguous, and must not change, add to, or qualify the terms of the offer; the common-law principle that for a contract to be formed, the terms of an acceptance must correspond exactly with those of