Variant of peacock
- any male peafowl, esp., one of a species (Pavo cristatus) with a crest of plumules and long, brightly colored upper tail coverts that can be spread like a fan and have rainbow-colored, eyelike spots
- loosely any peafowl
- a vain, strutting person
Origin: Middle English pacok from pa, peacock (from Old English pea from early West Germanic borrowing from Classical Latin pavo, peacock, uncertain or unknown; perhaps akin to Glassical Greek taōs, uncertain or unknown; perhaps of Asian origin, originally ) plush cok, cock
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