2. (a.) Observant of order, authority, or rule; hence, obedient; quiet; peaceable; not unruly; as, orderly children; an orderly community.
3. (a.) Performed in good or established order; well-regulated.
4. (a.) Being on duty; keeping order; conveying orders.
5. (adv.) According to due order; regularly; methodically; duly.
6. (n.) A noncommissioned officer or soldier who attends a superior officer to carry his orders, or to render other service.
7. (n.) A street sweeper.