rare. One who wears a cockade.

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1791.  ‘G. Gambado,’ Acad. Horsem., xv. (1808), 59–60. I have actually seen a young Cockader, about town, with a breast plate on his horse, that threw his saddle forwards, merely to be tasty.

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1869.  Life Mother Marg. Mary Hallahan, 237. Escorted … by the two blue cockaders.

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