Definition of "first lady" []

• The wife or hostess of the chief executive of a country, state, or city. (noun)
• The foremost woman of a specified profession or art: the first lady of the American theater. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Similar acronyms have sprung up: Scotus is journalese for “Supreme Court of the U.S.,” and more recently, the first lady became known to staffers as Flotus."
• "Mrs. Bush is former first lady of the United States."
• "After the Marcoses received sanctuary in Hawaii, they tried several times to contact Nancy and me as well as Paul Laxalt in order to convince us that they were still the president and first lady of the Philippines."