Simple 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
Full Definition of hair
1 a : 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
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>
: persistently and annoyingly in one's presence <can't work with you in my hair all day>
: out of one's way : not in one's hair <keep the children out of his hair for a while>
Examples of hair
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.
Origin of hair
Middle English, from Old English hǣr; akin to Old High German hār hair
First Known Use: before 12th century
Rhymes with hair
air, Ayr, bare, bear, Blair, blare, care, chair, chare, dare, Dare, e'er, ere, err, eyre, fair, fare, flair, flare, glair, glare, hare, Herr, heir, lair, mare, ne'er, pair, pare, pear, prayer, rare, rear, scare, share, snare, spare, square, stair, stare, swear, tare, tear, their, there, vair, ware, wear, weir, where, yare
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
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