enlist

US /ɪnˈlɪst/
UK /ɪnˈlɪst/
"enlist" picture
1.

enroll or be enrolled in the armed services

:
He decided to enlist in the army after high school.
Many young people enlist during times of war.
2.

engage (a person or their help) in a cause or undertaking

:
We need to enlist the help of local volunteers for the event.
She tried to enlist her friends in her new business venture.