Meaning

noun a dagger with a slender blade

noun formerly a long hairpin; usually with an ornamental head

noun a small sharp-pointed tool for punching holes in leather or fabric

originFrom Middle English boydekin (“dagger”), apparently from *boyde, *boide (of unknown [Celtic?] origin) + -kin. Cognate with Scots botkin, boitkin, boikin (“bodkin”).

Etymology from Wiktionary, CC BY-SA 3.0