n. The act of engaging, binding, or pledging, or the state of being engaged, bound, or pledged.n. That to which one is engaged or pledged; an agreement; an appointment; a contract; an undertaking: as, he failed to fulfil his engagement.n. Specifically The state of having entered into a contract of marriage; betrothal: as, their engagement has been announced.n. That which engages or binds; obligation.n. Strong attachment or adherence; partiality; bias; partizanship.n. Occupation; employment of the attention; affair of business.n. In machinery, the act or state of meshing together and acting upon each other: as, the engagement of geared wheels.n. A combat between armies or fleets; a fight; a conflict; a battle.n. In fencing, the joining of weapons with an adversary: as, an engagement in carte, tierce, etc. Rolando (ed. Forsyth).n. Synonyms Pledge, etc. (see promise, n.), contract.n. Conflict, Fight, etc. See battle.