bum·kin /ˈbʌm(p)kən/
Bum·kin n. Naut. A projecting beam or boom; as: (a) One projecting from each bow of a vessel, to haul the fore tack to, called a tack bumpkin. (b) One from each quarter, for the main-brace blocks, and called brace bumpkin. (c) A small outrigger over the stern of a boat, to extend the mizzen. [Written also boomkin.]
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