Mil.
any of several converted commercial aircraft equipped with special communications and code gear, intended as flying bunkers for the President, Secretary of Defense, military commanders, or their designated replacements.
Mil.
any of several converted commercial aircraft equipped with special communications and code gear, intended as flying bunkers for the President, Secretary of Defense, military commanders, or their designated replacements.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012