Illustration of hair
- 1 shaft
- 2 sebaceous gland
- 3 epidermis
- 4 dermis
- 5 hair follicle
- 6 bulb
- 7 papilla
often attributive
1
2
3
a
: a minute distance or amount
won by a hair
b
: a precise degree
aligned to a hair
5
: a filamentous structure that resembles hair
leaf hair
Examples of hair in a Sentence
He plucked a hair from his arm.
There are dog hairs all over my coat.
The hair on her arms is blond.
He has a lot of hair on his chest.
He got his hair cut last week.
He has a thick head of hair.
a balding man who is losing his hair
He won the race by a hair.
He was a hair off on the count.
Recent Examples on the Web
There’s no denying ingrown hairs are a pain—especially around the bikini line—but the best ingrown hair treatments can soothe irritation and, with consistent use, help prevent them from showing up at all.
—
Angela Trakoshis, Allure, 19 July 2025
For example, Manon says she's received supportive messages about embracing her curly hair.
—Michelle Lee, People.com, 18 July 2025
Old Man Sting Since his official retirement match at AEW Revolution in 2024, Sting has let his signature black hair turn its natural gray and has grown out his beard.
—Andrew Ravens, MSNBC Newsweek, 18 July 2025
Outside the Orpheum Theater, attendees made the red carpet their main stage, drawing outside the lines of mod beauty trends to epitomize their unique personas with bold, albeit whimsical, hair and makeup looks.
—Kaleigh Werner, Footwear News, 18 July 2025
See All Example Sentences for hair
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Angela Trakoshis, Allure, 19 July 2025
For example, Manon says she's received supportive messages about embracing her curly hair.
—Michelle Lee, People.com, 18 July 2025
Old Man Sting Since his official retirement match at AEW Revolution in 2024, Sting has let his signature black hair turn its natural gray and has grown out his beard.
—Andrew Ravens, MSNBC Newsweek, 18 July 2025
Outside the Orpheum Theater, attendees made the red carpet their main stage, drawing outside the lines of mod beauty trends to epitomize their unique personas with bold, albeit whimsical, hair and makeup looks.
—Kaleigh Werner, Footwear News, 18 July 2025
See All Example Sentences for hair
Cite this Entry
“Hair.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hair. Accessed 22 Jul. 2025.
Copy CitationKids Definition
hair
noun
ˈha(ə)r 
ˈhe(ə)r
1
a
: a slender threadlike growth from the skin of an animal
especially
: one that usually contains coloring and forms part of the characteristic coat of a mammal
b
: a covering or growth of hairs of an animal or a body part
2
: a tiny distance or amount
won by a hair
3
: a threadlike structure that resembles hair
leaf hairs
Medical Definition
hair
nounoften attributive
1
: a slender threadlike outgrowth of the epidermis of an animal
especially
: one of the usually pigmented filaments that form the characteristic coat of a mammal
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