the.com/enlist
Volunteering for a hierarchy so total it tells you when to sleep.
means To formally join the armed forces, or to recruit someone's help for a cause.
from From the older en- (make) plus list, the literal roll of names you got written onto — to be enlisted was to be inked into the book of the committed.
List literallyThe list was a written register of recruits.
Beyond the armyYou can enlist support, not just soldiers.
Enlisted vs officerEnlisted ranks below the commissioned brass.