English definition of “promise”
SAY [I, T] › to say that you will certainly do something or that something will certainly happen: [+ to do sth] She promised to write to me every week. [+ (that)] Paul promised me that he'd cook dinner tonight.
GIVE [+ two objects] › to say that you will certainly give something to someone: They promised us a reward. Grandma's ring was promised to me.
promise to be sth › If something promises to be good, exciting, etc, people expect that it will be good, exciting, etc.: It promises to be a really exciting game.