Northwest North-West, North-west, northwest, etc. Hist. DCHP-1 (pre-1967)
1a n.
the vast region north and west of Lake Superior, as known by the fur traders and explorers.
See also: Canadian Northwest Great West Northwestern Territory Northwest territory
1b n.
the early administrative districts which later became Saskatchewan and Alberta.
See also: Northwest Territories (def. 1b)
2 n.
the general region making up the present Yukon and Northwest Territories (def. 2b) and adjacent areas of the western provinces.
See also: Northwest Territories (def. 2b)