enlist: Meaning and Definition of

en•list

1. to enroll, usually voluntarily, for military service: He decided to enlist in the Marines.
2. to enter into some cause, enterprise, etc.

1. to engage for military service: to enlist men for the army.
2. to secure (a person, services, etc.) for some cause, enterprise, etc.: They enlisted us to serve as ushers at the meeting.