flat iron

noun

: a device used for straightening hair by pressing and pulling sections between two heated metal or ceramic, flat, rectangular plates

usually flatiron

ˈflat-ˌī(-ə)rn

old-fashioned : iron sense 2a

Examples of flat iron in a Sentence

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There’s even a nifty dryer attachment that swiftly smooths hair without overexposing it to heat; this is thanks to the Coanda effect, which tames hair without the need to press it against a heated surface, like a flat iron. —

Clara McMahon, People.com, 10 Dec. 2024 The chemical helps to form links with the amino acids in hair and, when heat is added, typically from a flat iron, the links are made stronger and the hair is straightened. —

Topher Sanders, ProPublica, 9 Dec. 2024 This could be the classic flat iron, a hot comb, or even a dryer/straightener combo. —

Kat Merck, WIRED, 23 Sep. 2024 Nena did not find that her hair stayed curlier or straighter after using this feature, but this is still a decent deal on a unique tool for someone who may not want to have to store both a curling iron and a flat iron. —

Simon Hill, WIRED, 28 Nov. 2024 See all Example Sentences for flat iron