| 1. | a wealthy person from whom large political campaign contributions are expected. |
| 2. | any wealthy person, esp. one who has become rich quickly through questionable dealings. |
| 3. | an important, influential, or famous person. |
| 4. | a person who has become lazy or self-satisfied as the result of privilege or advantage. |
| fat cat n. Slang
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fat cat
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. [Colloquial; 1920s]