Hoover (Noun) — United States lawyer who was director of the FBI for 48 years (1895-1972).
Hoover (Noun) — 31st President of the United States; in 1929 the stock market crashed and the economy collapsed and Hoover was defeated for reelection by Franklin Roosevelt (1874-1964).
Hoover (Noun) — United States industrialist who manufactured vacuum cleaners (1849-1932).
Hoover (Noun) — A kind of vacuum cleaner.
Hoover (Verb) — Clean with a vacuum cleaner. ex. "hoover the carpets"