hair

noun, often attributive

\ ˈher

Definition of hair

1a : 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

b : the hairy covering of an animal or a body part especially : the coating of hairs on a human head

2 : haircloth

3a : a minute distance or amount won by a hair

b : a precise degree aligned to a hair

4 obsolete : nature, character

5 : a filamentous structure that resembles hair leaf hair

in one's hair

: persistently and annoyingly in one's presence can't work with you in my hair all day

out of one's hair

: out of one's way : not in one's hair keep the children out of his hair for a while

Other Words from hair Synonyms & Antonyms More Example Sentences Learn More about hair

Keep scrolling for more

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 At-risk due to age only, Brianna is 13yo, 5’4, 120lbs with brown/reddish hair and brown eyes. — Tom Mcghee, The Denver Post, "Police ask help to find missing girl in Aurora," 3 Dec. 2019 The researchers analyzed hair and whisker samples from 94 pumas that dwell along the coast and 18 pumas that occupy inland areas. — Brigit Katz, Smithsonian, "Mercury-Laden Fog May Be Poisoning California’s Mountain Lions," 2 Dec. 2019 After Trump’s tweets this summer, Fouse gave his signature rodent a tuft of Trumpian yellow hair and a new address: 1600 Pennsylvania Ave. — Christina Tkacik, baltimoresun.com, "‘Baltimore: Actually, I like it.’ Give the gift of Charm City snark this holiday season," 2 Dec. 2019 Take the verse below, for example: The dream is like a shiny black hair and the sun is like a dream. — Wired, "What Happens When Machines Find Their Creative Muse," 29 Nov. 2019 Ulta: Don’t miss out on Ulta’s Black Friday Beauty Busters sale starting on November 28, with up to 50% makeup, hair, and other beauty must-haves from top brands like It Cosmetics, Living Proof, Benefit, and Kiehl’s. — Braelyn Wood, Health.com, "The Best Black Friday Health and Wellness Deals to Shop Today," 29 Nov. 2019 The second man is described as a white or Hispanic male, 20-30 years old, standing 5 feet, 8 inches tall with a muscular build, dark hair and a medium length mustache. — Christopher Roth, azcentral, "Suspects sought in burglaries at fitness centers in Scottsdale, Phoenix, Chandler," 27 Nov. 2019 Beyond the obvious signs like graying hair and memory problems are myriad shifts both subtler and more consequential: Metabolic processes run less smoothly; neurons respond less swiftly; the replication of DNA grows faultier. — Quanta Magazine, "Longevity Linked to Proteins That Calm Overexcited Neurons," 26 Nov. 2019 In soap, palm oil is used for its ability to remove oil and dirt from hair and skin as well to moisturize. — Emma Reynolds, CNN, "Palm oil that doesn't destroy forests? One entrepreneur thinks he has the answer," 26 Nov. 2019

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

Keep scrolling for more

Learn More about hair

Dictionary Entries near hair

Statistics for hair

Last Updated

11 Dec 2019

Cite this Entry

“Hair.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/hair. Accessed 13 December 2019.

Keep scrolling for more

More Definitions for hair

hair

noun

English Language Learners Definition of hair

: a thin threadlike growth from the skin of a person or animal

: a covering or growth of hairs

: the covering of hairs on a person's head

See the full definition for hair in the English Language Learners Dictionary

hair

noun

\ ˈher

Kids Definition of hair

1 : a threadlike growth from the skin of a person or animal She pulled out a hair.

2 : a covering or growth of hairs I got my hair cut.

3 : something (as a growth on a leaf) like an animal hair

4 : a very small distance or amount I won by a hair.

hair

noun, often attributive

\ ˈha(ə)r, ˈhe(ə)r

Medical Definition of hair

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

2 : the hairy covering of an animal or a body part especially : the coating of hairs on a human head

Keep scrolling for more