I. Hoo·ver /ˈhuːvə $ -ər/ BrE AmE noun [countable] trademark British English
a ↑ vacuum cleaner
II. Hoover, Herbert BrE AmE
(1874–1964) a US politician in the ↑ Republican Party who was the President of the US from 1929 to 1933, during the first years of the ↑ Great Depression when many US citizens did not have jobs. His government was often criticized because it did not do enough to help these people.
III. Hoover, J. Ed ‧ gar /dʒeɪ ˈedɡəʳ/ BrE AmE
(1895–1972) the most important director of the ↑ FBI , from 1924 until his death. Hoover is remembered as someone with very strong anti-Communist views, and he was criticized for having too much power and for collecting information about people who were not criminals or enemies of the country.