- the northwestern part of the United States, especially Washington, Oregon, and Idaho.
- the northwestern part of the United States when its western boundary was the Mississippi River.
- the northwestern part of Canada.
Examples from the Web for northwest
When, in succession, he made Vertigo (1958), North by Northwest (1959), Psycho (1960), and The Birds (1963).Alfred Hitchcock’s Fade to Black: The Great Director’s Final Days|David Freeman|December 13, 2014|DAILY BEAST
Al Ghabban compared one of these sites, Tayma, in the northwest, to New York City, and another one, Thaj, to Dubai.
The Spanish press reports that she is originally from Galicia in northwest Spain.Ebola Contracted in Madrid Hospital Could Spread in Europe|Barbie Latza Nadeau|October 7, 2014|DAILY BEAST
“I want their honest response,” he told me over the phone from his home in northwest California.
It controls a border crossing in the south and has two regime air bases surrounded in the northwest.
To the south and west, the hill-top sheltered it, while to the northwest and north stood tall, dense spruce-trees.Gold-Seeking on the Dalton Trail|Arthur R. Thompson
The day was clear and cool, the wind from the northwest, so that we travelled slowly.History of the Expedition under the Command of Captains Lewis and Clark, Vol. I.|Meriwether Lewis and William Clark
Specimens from the northwest coast of Wales are said to be larger than those from inland localities.The Butterflies of the British Isles|Richard South
But now for the juvenile but audacious Portland, who describes herself as "the commercial metropolis of the Northwest."Two Years in Oregon|Wallis Nash
With improved transportation facilities and good roads, Minot has become a medical center for the northwest section of the State.North Dakota|Various