hair

[ hair ]

/ hɛər /

noun

any of the numerous fine, usually cylindrical, keratinous filaments growing from the skin of humans and animals; a pilus.

an aggregate of such filaments, as that covering the human head or forming the coat of most mammals.

a similar fine, filamentous outgrowth from the body of insects, spiders, etc.

Botany. a filamentous outgrowth of the epidermis.

cloth made of hair from animals, as camel and alpaca.

a very small amount, degree, measure, magnitude, etc.; a fraction, as of time or space: He lost the race by a hair.

Idioms for hair

get in someone's hair, Slang. to annoy or bother someone: Their snobbishness gets in my hair.

hair of the dog, Informal. a drink of liquor, supposed to relieve a hangover: Even a hair of the dog didn't help his aching head. Also hair of the dog that bit one.

let one's hair down, Informal.

to relax; behave informally: He finally let his hair down and actually cracked a joke.
to speak candidly or frankly; remove or reduce restraints: He let his hair down and told them about his anxieties.

make one's hair stand on end, to strike or fill with horror; terrify: The tales of the jungle made our hair stand on end.

split hairs, to make unnecessarily fine or petty distinctions: To argue about whether they arrived at two o'clock or at 2:01 is just splitting hairs.

tear one's hair, to manifest extreme anxiety, grief, or anger: He's tearing his hair over the way he was treated by them. Also tear one's hair out.

to a hair, perfect to the smallest detail; exactly: The reproduction matched the original to a hair.

without turning a hair, without showing the least excitement or emotion. Also not turn a hair.

Origin of hair

before 900; Middle English heer, Old English hǣr (cognate with Dutch, German haar, Old Norse hār), with vowel perhaps from Middle English haire hair shirt < Old French < Old High German hāria (cognate with Middle English here, Old English hǣre, Old Norse hǣra)

OTHER WORDS FROM hair

hair·like, adjective de·hair, verb (used with object)

WORDS THAT MAY BE CONFUSED WITH hair

hair hare

Words nearby hair

hainan, hainan strait, hainaut, haines city, haiphong, hair, hair bulb, hair cast, hair cell, hair disk, hair follicle

British Dictionary definitions for not turn a hair

hair

/ (hɛə) /

noun

any of the threadlike pigmented structures that grow from follicles beneath the skin of mammals and consist of layers of dead keratinized cells

a growth of such structures, as on the human head or animal body, which helps prevent heat loss from the body

botany any threadlike outgrowth from the epidermis, such as a root hair

a fabric or material made from the hair of some animals
(as modifier)a hair carpet; a hair shirt

another word for hair's-breadth to lose by a hair

get in someone's hair informal to annoy someone persistently

hair of the dog or hair of the dog that bit one an alcoholic drink taken as an antidote to a hangover

keep your hair on! British informal keep calm

let one's hair down to behave without reserve

not turn a hair to show no surprise, anger, fear, etc

split hairs to make petty and unnecessary distinctions

Derived forms of hair

hairlike, adjective

Word Origin for hair

Old English hær; related to Old Norse hār, Old High German hār hair, Norwegian herren stiff, hard, Lettish sari bristles, Latin crescere to grow

Medical definitions for not turn a hair

hair

[ hâr ]

n.

Any of the cylindrical, keratinized, often pigmented filaments characteristically growing from the epidermis of a mammal.

A growth of such filaments, as that forming the coat of an animal or covering the scalp of a human.

One of the fine hairlike processes of a sensory cell.

Scientific definitions for not turn a hair

hair

[ hâr ]

One of the fine strands that grow from the skin of mammals, usually providing insulation against the cold. Modified hairs sometimes serve as protective defenses, as in the quills of a porcupine or hedgehog, or as tactile organs, as in the whiskers (called vibrissae) of many nocturnal mammals. Hair filaments are a modification of the epidermis of the skin and are composed primarily of keratin. Hair also contains melanin, which determines hair color.

A slender growth resembling a mammalian hair, found on insects and other animals.

A fine, threadlike growth from the epidermis of plants. See more at trichome.

Idioms and Phrases with not turn a hair (1 of 2)

not turn a hair

see turn a hair.

Idioms and Phrases with not turn a hair (2 of 2)

hair

In addition to the idioms beginning with hair

hair of the dog that bit you
hair shirt

also see:

bad hair day
by a hair
by the short hairs
fair-haired boy
get gray hair from
hang by a thread (hair)
hide or hair
in someone's hair
let one's hair down
make one's hair stand on end
put lead in one's pencil (hair on one's chest)
split hairs
tear one's hair
turn a hair

BROWSE DICTIONARY

Learning

hair

noun

Idioms for hair

Origin of hair

OTHER WORDS FROM hair

WORDS THAT MAY BE CONFUSED WITH hair

Words nearby hair

British Dictionary definitions for not turn a hair

noun

Derived forms of hair

Word Origin for hair

Medical definitions for not turn a hair

n.

Scientific definitions for not turn a hair

Idioms and Phrases with not turn a hair (1 of 2)

Idioms and Phrases with not turn a hair (2 of 2)

BROWSE DICTIONARY

Learning

hair

noun

Idioms for hair

Origin of hair

OTHER WORDS FROM hair

WORDS THAT MAY BE CONFUSED WITH hair

Words nearby hair

Words related to not turn a hair

(adsbygoogle = window.adsbygoogle || []) .push({}); British Dictionary definitions for not turn a hair

noun

Derived forms of hair

Word Origin for hair

Medical definitions for not turn a hair

n.

Scientific definitions for not turn a hair

Idioms and Phrases with not turn a hair (1 of 2)

Idioms and Phrases with not turn a hair (2 of 2)

British Dictionary definitions for not turn a hair