hoover, FDR, Kennedy, Nixon, and LBJ each won presidential primaries as write-in candidates.
He asked hoover to contribute, and the director did so with fulsome praise for Joe Kennedy.
Because hoover knew such tidbits, no president would fire him.
proprietary name for a make of vacuum cleaner (patented 1927); sometimes used generally for "vacuum cleaner." As a verb, meaning "to vacuum," from 1926, in the company’s advertising.
[1980s+; fr the Hoover2 vacuum cleaner]