a nonelectric iron with a flat bottom, heated for use in pressing clothes, cloth, etc.
Geology. (in the Western U.S.) a triangular hogback that resembles a flatiron resting on its base.

Origin of flatiron

First recorded in 1735–45; flat1 + iron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for flatiron

Contemporary Examples of flatiron

Historical Examples of flatiron

  • He was hunting for the flatiron and the hammer, and I was outside before he noticed me.

    Anderson Crow, Detective

    George Barr McCutcheon

  • The Munsey offices are up close to the roof in the Flatiron building.

    The Fiction Factory

    John Milton Edwards

  • "I'd like to smooth this thing over, in some way," said a flatiron, earnestly.

  • There was a pause, broken only by the faint sound of the flatiron.

    The Pines of Lory

    John Ames Mitchell

  • He had to bust his head with a flatiron to make him let go of me.

    The Daredevil

    Maria Thompson Daviess

British Dictionary definitions for flatiron



(formerly) an iron for pressing clothes that was heated by being placed on a stove, etc
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