Promise

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.

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.

That which causes hope, expectation, or assurance; especially, that which affords expectation of future distinction; as, a youth of great promise.

Bestowal, fulfillment, or grant of what is promised.

To engage to do, give, make, or to refrain from doing, giving, or making, or the like; to covenant; to engage; as, to promise a visit; to promise a cessation of hostilities; to promise the payment of money.

To afford reason to expect; to cause hope or assurance of; as, the clouds promise rain.

To make declaration of or give assurance of, as some benefit to be conferred; to pledge or engage to bestow; as, the proprietors promised large tracts of land; the city promised a reward.

To give assurance by a promise, or binding declaration.

To afford hopes or expectation; to give ground to expect good; rarely, to give reason to expect evil.

make a prediction about; tell in advance; "Call the outcome of an election"

a verbal commitment by one person to another agreeing to do (or not to do) something in the future