bumkin

POS

Noun

HYPHEN

bum=kin

top

CIDE DICTIONARY

bumkin, n. [Boom a beam + -kin. See Bumpkin.].

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. [1913 Webster]

For further exploring for "bumkin" in Webster Dictionary Online