bodkin

Concise Oxford English Dictionary © 2008 Oxford University Press:
bodkin/ˈbɒdkɪn/

▶noun

• 1 a thick, blunt needle with a large eye, used for drawing tape through a hem.

  ■ historical a long pin used to fasten women's hair.

• 2 Printing a pointed tool used for removing pieces of metal type for correction.

• 3 archaic a dagger.

– origin ME (in sense 3): perh. of Celtic origin and rel. to Ir. bod, Welsh bidog, Sc. Gaelic biodag ‘dagger’.