hair·​line | \ ˈher-ˈlīn How to pronounce hairline (audio) \

Definition of hairline

1 : a very slender line: such as
a : a tiny line or crack on a surface a hairline bone fracture
b : a fine line connecting thicker strokes in a printed letter
3a : a textile design consisting of lengthwise or crosswise lines usually one thread wide
b : a fabric with such a design
4a : the outline of scalp hair especially on the forehead
b : the way the hair frames the face

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Other Words from hairline

hairline adjective

Examples of hairline in a Sentence

The plate had a hairline running across it. He has a receding hairline.

Recent Examples on the Web

That kind of dichotomy existed in his personal life, as the character actor also fretted over his receding hairline. Randy Cordova, azcentral, "In moving 'Love, Antosha,' the death of a rising film star and his parents' raw grief," 3 Sep. 2019 Using a soft-bristled toothbrush, a staple in natural hair arsenals everywhere, Offset meticulously carves out swirls along Baby Bardi’s hairline. Jennifer Ford, Essence, "Cardi B. Posts Video Of Offset Laying Kulture's Edges And It's The Cutest Thing," 5 Aug. 2019 The rash usually lasts five to six days and begins at the hairline, moves to the face and upper neck, and proceeds down the body. Anne Saker,, "Ohio reports first case of measles in two years, amid national outbreak," 3 June 2019 An adrenaline solution was injected along the hairline, to minimize bleeding, and her face was swabbed with the disinfectant Betadine, which gave her features an orange glow. Jane Mayer, The New Yorker, "The Story of a Trans Woman’s Face," 12 Mar. 2018 Summer brought us inspiration for pretty ponytails, amazing afros, and whimsical colored wigs equipped with realistic hairlines and baby hair — my favorite detail. Jennifer Ford, Essence, "La La Anthony Went Blond And We Love It," 4 Sep. 2019 Guitarist Keith Richards, his face evolving into a Matt Groening caricature and hairline in full retreat, remains a stirring blues-guitar force and an affable stage presence. Ben Crandell,, "Review/Photos: Rolling Stones reign as it pours at Hard Rock Stadium," 31 Aug. 2019 The governor has a hairline fracture to his left femur. Lisa Donovan,, "The Spin: How Mayor Lori Lightfoot, team wrote the big speech | J.B. Pritzker fractures thigh bone | Sasha Obama heads to University of Michigan," 29 Aug. 2019 Griffin has been sidelined by a hairline fracture in his right thumb but remains in the Ravens' plans as a backup to second-year starter Lamar Jackson. Mark Maske,, "Andrew Luck and Robert Griffin III entered the NFL with promise that will go unfulfilled," 26 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hairline.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hairline

1846, in the meaning defined at sense 1

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Dictionary Entries near hairline


hair kiln



hair man

hair moss

hair moth

Statistics for hairline

Last Updated

21 Sep 2019

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Time Traveler for hairline

The first known use of hairline was in 1846

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More Definitions for hairline



English Language Learners Definition of hairline

: a thin line or crack
: the line where your hair starts on your forehead


hair·​line | \ -ˈlīn How to pronounce hairline (audio) \

Medical Definition of hairline

: the outline of scalp hair especially on the forehead

Other Words from hairline

hairline adjective

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More from Merriam-Webster on hairline

Rhyming Dictionary: Words that rhyme with hairline

Thesaurus: All synonyms and antonyms for hairline

Spanish Central: Translation of hairline

Nglish: Translation of hairline for Spanish Speakers

Comments on hairline

What made you want to look up hairline? Please tell us where you read or heard it (including the quote, if possible).


miscellaneous remnants or debris

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