engagement

a mutual promise to marry

the act of giving someone a job

contact by fitting together

“the engagement of the clutch”

the act of sharing in the activities of a group

“the teacher tried to increase his students' engagement in class activities”

a hostile meeting of opposing military forces in the course of a war

“he lost his romantic ideas about war when he got into a real engagement”

employment for performers or performing groups that lasts for a limited period of time

a meeting arranged in advance