§9–301.

    (a)    In this title the following words have the meanings indicated.

    (b)    “State” means any state or territory of the United States and the District of Columbia.

    (c)    “Summons” means a subpoena, order, or other notice requiring the appearance of a witness.

    (d)    “Witness” means a person whose testimony is desired in any proceeding or investigation by a grand jury or in a criminal prosecution or proceeding.