thumbtack

[ thuhm-tak ]

noun

1. a tack with a large, flat head, designed to be thrust into a board or other fairly soft object or surface by the pressure of the thumb.

verb (used with object)

1. to attach or tack by means of a thumbtack.

thumbtack

/ ˈθʌmˌtæk /

noun

1. a short tack with a broad smooth head for fastening papers to a drawing board, etc Also called (esp in Britain)drawing pin

Word History and Origins

Origin of thumbtack¹

An Americanism dating back to 1880–85; thumb + tack ¹

Example Sentences

First, punch a small hole in the middle of one of the cards using a thumbtack or a pin.

From New York Times

The methyl group acts like a tiny thumbtack set out on the seat the antibiotic was hoping to take, Polikanov said.

From Los Angeles Times

Broadcaster TVE showed a thumbtack that its reporter on a motorbike found on the course.

From Washington Times

It’s as visually pulse-pounding as thumbtacks on a driveway, and an invitation to close one’s eyes and concentrate on the A.S.M.R. pleasure of shuddering steel.

From New York Times

While we are on ravioli, even if they are stuffed with thumbtacks and rusty pennies, they are better than spaghetti.

From Salon