adj. In general, a declaration, written or verbal, made by one person to another, which binds the person who makes it to do, or to forbear to do, a specified act; a declaration which gives to the person to whom it is made a right to expect or to claim the performance or forbearance of a specified act.adj. An engagement by one person to another, either in words or in writing, but properly not under seal, for the performance or nonperformance of some particular thing. The word promise is used to denote the mere engagement of a person, without regard to the consideration for it, or the corresponding duty of the party to whom it is made.adj. That which causes hope, expectation, or assurance; especially, that which affords expectation of future distinction.adj. Bestowal, fulfillment, or grant of what is promised.v. To engage to do, give, make, or to refrain from doing, giving, or making, or the like; to covenant; to engagev. To afford reason to expect; to cause hope or assurance of.v. To make declaration of or give assurance of, as some benefit to be conferred; to pledge or engage to bestowverb-intransitive. To give assurance by a promise, or binding declaration.verb-intransitive. To afford hopes or expectation; to give ground to expect good; rarely, to give reason to expect evil.