muckety-muck

noun
muck·​ety-muck | \ ˈmə-kə-tē-ˌmək How to pronounce muckety-muck (audio) \
variants: or less commonly muck-a-muck \ ˈmə-​kə-​ˌmək How to pronounce muck-a-muck (audio) \ or mucky-muck \ ˈmə-​kē-​ˌmək How to pronounce mucky-muck (audio) \

Definition of muckety-muck

: an important and often arrogant person

First Known Use of muckety-muck

1883, in the meaning defined above

History and Etymology for muckety-muck

short for high-muck-a-muck

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