Meaning of WESTERN UNITED STATES

WordNet Dictionary
	Definition:		[n]  the region of the United States lying to the west of the Mississippi River
	Synonyms:		West
	See Also:		America, geographic area, geographic region, geographical area, geographical region, Northwest, northwestern United States, Santa Fe Trail, Southwest, southwestern United States, U.S., U.S.A., United States, United States of America, US, USA, Wild West