thumbtack

Definitions of thumbtack
1

n a tack for attaching papers to a bulletin board or drawing board

Synonyms:
drawing pin, pushpin
Type of:
paper fastener
a fastener for holding a sheet of paper in place
tack
a short nail with a sharp point and a large head

v fasten with thumbtacks

“The teacher thumbtacked the notice on the bulletin board”
Type of:
tack
fasten with tacks

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