Enter a clue or pattern or both:
The Clue
Bulletin board fastener (9 letter answer)
The Answer
THUMBTACK
Tags
Notes
The answer THUMBTACK is so rare that it appears less than once every 2500 puzzles.
Definition
THUMBTACK as a noun:
1. (thumbtack, drawing pin, pushpin) = a tack for attaching papers to a bulletin board or drawing board
THUMBTACK as a verb:
1. fasten with thumbtacks; "The teacher thumbtacked the notice on the bulletin board"