Orderly

Conformed to order; in order; regular; as, an orderly course or plan.

Observant of order, authority, or rule; hence, obedient; quiet; peaceable; not unruly; as, orderly children; an orderly community.

Performed in good or established order; well-regulated.

Being on duty; keeping order; conveying orders.

According to due order; regularly; methodically; duly.

A noncommissioned officer or soldier who attends a superior officer to carry his orders, or to render other service.

A street sweeper.