Definition of "Oklahoma"

Oklahoma

/ˌoʊk.ləˈhoʊ.mə/

proper noun
1. A state in the central United States, formerly a territory. Capital: Oklahoma City.
  Quotations
  The Supreme Court on Thursday ruled that much of eastern Oklahoma falls within an Indian reservation, a decision that could reshape the criminal justice system by preventing state authorities from prosecuting offenses there that involve Native Americans.
  2020 July 9, Jack Healy, Adam Liptak, “Landmark Supreme Court Ruling Affirms Native American Rights in Oklahoma”, in The New York Times‎
2. (historical) A former territory (1890–1907) of the United States, encompassing the western half of the modern state.
3. Two communities in the United States, named for the state or territory:
  1. A borough of Westmoreland County, Pennsylvania.
  2. An unincorporated community in Carroll County, Mississippi.