- to attach or tack by means of a thumbtack.
Origin of thumbtack
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for thumbtack
The latter she suspended by a thumbtack beside the mirror of her bureau.
She took the miniature, thumbtack and all, from the wall, 183 and put it in her wrist bag.
A thumbtack is inserted in the standard near the top to prevent the box from being lifted entirely from the base.The Boy Mechanic, Book 2
Lay the stencil pattern in position and thumbtack it down to the cheese cloth and blotting paper.
If knives are used to cut out the design, thumbtack the leather before commencing.
- mainly US and Canadian a short tack with a broad smooth head for fastening papers to a drawing board, etcAlso called (esp in Britain): drawing pin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for thumbtack
Online Etymology Dictionary, © 2010 Douglas Harper