Definition of east:
the cardinal compass point that is at 90 degrees
the countries of Asia
the region of the United States lying to the north of the Ohio River and to the east of the Mississippi River
the direction corresponding to the eastward cardinal compass point
a location in the eastern part of a country, region, or city
situated in or facing or moving toward the east
to, toward, or in the east; "we travelled east for several miles"; "located east of Rome"