Definition of lace pin in English:

lace pin

noun

  • 1(In bobbin lace making) any of a number of pins used to hold the work in place on a lace pillow, the placement of the pins typically being determined by a pattern pinned on the pillow.

  • 2A pin or brooch used to secure or fasten a lace collar, cuff, etc. (now historical).

Origin

Late 18th century.