If the terms of a promise are in any respect ambiguous or uncertain, it must be interpreted in the sense in which the promisor believed, at the time of making it, that the promisee understood it.
Okla. Stat. tit. 15, § 165
Promisor's belief as to promisee's understanding governs in case of ambiguity
R.L.1910, § 959.
Official source: Oklahoma Legislature. Reproduced from public-domain Oklahoma statutes; confirm against the official source for the current text. Not legal advice.