Hoover

nouns

United States industrialist who manufactured vacuum cleaners (1849-1932)
is derived from
United States lawyer who was director of the FBI for 48 years (1895-1972)
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)
a kind of vacuum cleaner
is derived from
domain usage
a formally registered symbol identifying the manufacturer or distributor of a product
is a type of (narrower)
an electrical home appliance that cleans by suction