noun
: a contract (as a deed or mortgage) depending for its validity upon the formality of its execution (as in being signed, sealed, and delivered) — called also formal contract, special contract
noun
: a contract (as a deed or mortgage) depending for its validity upon the formality of its execution (as in being signed, sealed, and delivered) — called also formal contract, special contract
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012