north·west (nôrth-wěst', nôr-wěst') n. Abbr. NW The direction or point on the mariner's compass halfway between due north and due west, or 45° west of due north. An area or region lying in the northwest. Northwest A historical region of the north-central United States west of the Mississippi River and north of the Missouri River. A region of the northwest United States, generally including Washington, Oregon, and Idaho.
adj. To, toward, of, facing, or in the northwest. Originating in or coming from the northwest: a northwest wind. adv. In, from, or toward the northwest. north·west'ern adj. |