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
see also:
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
This 67-percent cotton pair from Mango would look so ‘50s chic with a crisp white button-down, thong kitten heels, and a hair scarf.
—
Tessa Petak,
InStyle,
6 July 2026
South India is the scent of frangipani and coffee, bushels of bananas and coconuts, women with gold nose rings and hair braided with jasmine and mustachioed men in pink with hands on hips.
—
Chandrahas Choudhury,
Condé Nast Traveler,
5 July 2026
Its ceramic blades easily tackle coarse hair and its waterproof design makes in-shower shaves a breeze.
—
Sara Coughlin,
Allure,
5 July 2026
As a treatment Hair oils that are rich in fatty acids can help improve hair density and encourage a balanced, healthy environment for hair to grow in, according to Rogerio Cavalcante, a hairstylist and owner of the Second Floor Salon in NYC.
—
Ariana Yaptangco,
Glamour,
5 July 2026
See All Example Sentences for hair
Examples are automatically compiled from online sources to
show current usage.
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Tessa Petak,
InStyle,
6 July 2026
South India is the scent of frangipani and coffee, bushels of bananas and coconuts, women with gold nose rings and hair braided with jasmine and mustachioed men in pink with hands on hips.
—
Chandrahas Choudhury,
Condé Nast Traveler,
5 July 2026
Its ceramic blades easily tackle coarse hair and its waterproof design makes in-shower shaves a breeze.
—
Sara Coughlin,
Allure,
5 July 2026
As a treatment Hair oils that are rich in fatty acids can help improve hair density and encourage a balanced, healthy environment for hair to grow in, according to Rogerio Cavalcante, a hairstylist and owner of the Second Floor Salon in NYC.
—
Ariana Yaptangco,
Glamour,
5 July 2026
See All Example Sentences for hair
Cite this Entry
“Hair.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hair. Accessed 6 Jul. 2026.
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
haired
adjective
ˈha(ə)rd,
ˈhe(ə)rd
hairless
adjective
ˈha(ə)r-ləs,
ˈhe(ə)r-
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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