Reenlist (verb)

1. To enlist in the military again after a period of being out of service.
2. To sign up for service again after a period of being discharged.

Origin:

From re- "again" + enlist.

Examples:

1. He decided to reenlist after his first term of service was completed.
2. She decided to reenlist in the military to serve her country.
3. The veteran decided to reenlist after many years of being out of service.
4. The soldier reenlisted to continue his career in the military.
5. The company was offering incentives to encourage veterans to reenlist.