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Definition of flatiron

flatiron

/ˈflætˌaɪ.ɚn/
flat · i · ron

Plural:flatirons
•
Past Simple:flatironed
•
Past Participle:flatironed
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Present Participle:flatironing
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flatiron Lexical Profile

flatiron Game Scores & Validity

• noun

1

A heated appliance with two flat ceramic or metal plates hinged together, used to straighten and smooth hair.

Example

"She used a ceramic flatiron to sleek her curls before the interview."


2

An iron with a flat, smooth bottom used for pressing clothes, especially an older non-electric type heated externally on a stove.

Example

"The historical museum displayed an antique cast-iron flatiron alongside a wooden washboard."


3

American A steeply sloping, triangular landform or rock formation created by the differential erosion of a tilted layer of resistant rock, notably found along the Front Range of the Rocky Mountains in Colorado.

Example

"Hikers gathered at the trailhead early in the morning to climb the steep sandstone flatiron overlooking the valley."

Synonyms
View all synonyms for flatiron

• verb

1

To straighten or press (hair or fabric) using a heated flatiron.

Example

"It takes her twenty minutes to flatiron her thick hair every morning."

Word Origin & Etymology

Formed in the early 18th century as a compound of "flat" and "iron," originally referring to a heavy, flat-bottomed cast-iron device heated on a stove to press clothing.

Cite this Entry


Wordmom. (2026). Definition of Flatiron. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/flatiron
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