Definition of "headsman"

headsman

noun
plural headsmen
1. (obsolete or Scotland) A chief person; a head man
2. An executioner whose method of dispatching the condemned is decapitation.
  Quotations
  And of those base-minded jesters or buffons, some have beene seene, that even at the point of death would never leave their jesting and scoffing. He whom the heads-man threw off from the Gallowes cried out, ‘Row the Gally,’ which was his ordinarie by-word.
  1603, Michel de Montaigne, chapter 40, in John Florio, transl., The Essayes […], book I, London: […] Val[entine] Simmes for Edward Blount […]
  And made him Headsman, for we said, / "Who's next to be decapited / Cannot cut off another's head / Until he's cut his own off […]"
  1885, W[illiam] S[chwenck] Gilbert, Arthur Sullivan, composer, […] The Mikado; or, The Town of Titipu, London: Chappel & Co., […]
3. (mining, historical) A labourer in a colliery who transports the coal from the workings to the horseway, and who is oftentimes assisted by a younger worker called a foal.
4. (nautical) One in command of a whaling vessel.