[bump.kin] n [perh. fr. Flem bommekijn small cask, fr. MD, fr. bomme cask] (1570): an awkward and unsophisticated rustic -- bump.kin.ish adj -- bump.kin.ly adj
[2]bump.kin or bum.kin n [prob. fr. Flem boomken, dim. of boom tree] (ca. 1632): a spar projecting from a ship esp. at the stern