noun, Slang.
a wealthy person from whom large political campaign contributions are expected.
any wealthy person, especially one who has become rich quickly through questionable dealings.
an important, influential, or famous person.
a person who has become lazy or self-satisfied as the result of privilege or advantage.


: the fat-cat cases, where big money is involved/ whether fat-cat contributors or New Hampshire coffee-klatschers

noun phrase

Any privileged and well-treated person, esp a wealthy benefactor; tycoon: A millionaire fat-cat who, when the revolution comes, will probably be allowed to keep at least one of his chauffeurs/ the late arrival even of such famous ”fat cats”/ had jousted with Nelson Rockefeller at a formal dinner for fat cats


: ”fat-catting” …a term applied to higher leaders who try to pad themselves with special privileges and comforts (1928+)
A wealthy and privileged person, as in This neighborhood, with its million-dollar estates, is full of fat cats. This term originally meant “a rich contributor to a political campaign,” and while this usage persists, it now is often applied more broadly, as in the example. [ ; 1920s ]


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