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Noun: thumbtack  'thúm,tak
Usage: N. Amer (elsewhere: drawing pin)
  1. A tack for attaching papers to a bulletin board or drawing board
    - drawing pin [Brit], pushpin [N. Amer]
Verb: thumbtack  'thúm,tak
Usage: N. Amer (elsewhere: drawing pin)
  1. Fasten with thumbtacks
    "The teacher thumbtacked the notice on the bulletin board";
    - drawing pin [Brit]

Derived forms: thumbtacks, thumbtacked, thumbtacking

Type of: paper fastener, tack

Encyclopedia: Thumbtack