"southwest" in the noun sense
1. southwest, sou'-west, southwestward, SW
the compass point midway between south and west at 225 degrees
2. Southwest, southwestern United States
the southwestern region of the United States generally including New Mexico, Arizona, Texas, California, and sometimes Utah and Colorado
3. southwest
the direction corresponding to the southwestward compass point
4. southwest
a location in the southwestern part of a country, region, or city
"southwest" in the adjective sense
1. southwesterly, southwest
coming from the southwest
"the winds are southwesterly"
2. southwest, southwestern, southwesterly
situated in or oriented toward the southwest
"southwest" in the adverb sense
1. southwest, south-west, sou'west
to, toward, or in the southwest
Source: WordNet® (An amazing lexical database of English)
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