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Black belt

a comedy that treats of morbid, tragic, gloomy, or grotesque situations as a major element of the plot.

Black box

any electronic instrument or part of an instrument whose function is defined, but which is treated as a unit without consideration of the internal mechanisms; broadly, any device whose internal workings are considered as incomprehensible or mysterious by the user; as, to treat the meter as a black box and take its readings on faith.

Black comedy

a comedy that treats of morbid, tragic, gloomy, or grotesque situations as a major element of the plot.

black lung disease black lung

the popular name for a form of the chronic lung disease pneumoconiosis which is observed among coal miners, and is caused by the inhalation of coal dust. It is thus named because of the black appearance of the lungs (pneumomelanosis) of those affected with the disease. See also the related condition anthracosis.

black market

the illicit buying and selling of goods, in violation of price controls, rationing, tax laws, prohibition of sale, etc.

black out

to cause to become black, such as a stage, a computer screen, or a city.

Black-browed

Having black eyebrows. Hence: Gloomy; dismal; threatening; forbidding.

Black-faced

Having a black, dark, or gloomy face or aspect.

Black-footed ferret

a weasellike mammal (Mustela nigripes) inhabiting the western North American prairie, having dark feet, a dark-tipped tail, and a dark face on a yellowish-brown coat. It is an endangered species.

black-hearted

Having a wicked, malignant disposition; morally bad.

Black-jack

A name given by English miners to sphalerite, or zinc blende; -- called also false galena. See Blende.

Black-letter

Written or printed in black letter; as, a black-letter manuscript or book.

black-tie

requiring semiformal evening clothes, e. g. a black bowtie and a tuxedo or dinner jacket for men, and a formal dress for women; contrasted with white-tie, for a fully formal occasion, and with informal, and casual.

Blackball

To vote against, by putting a black ball into a ballot box; to reject or exclude, as by voting against with black balls; to ostracize.

Blackband

An earthy carbonate of iron containing considerable carbonaceous matter; -- valuable as an iron ore.

Blackberry

The fruit of several species of bramble (Rubus); also, the plant itself. Rubus fruticosus is the blackberry of England; Rubus villosus and Rubus Canadensis are the high blackberry and low blackberry of the United States. There are also other kinds.

blackberry-lily

garden plant whose capsule discloses when ripe a mass of seeds resembling a blackberry.

Blackbirding

The kidnaping of negroes or Polynesians to be sold as slaves.

Blackboard

A broad board painted black, or any black surface on which writing, drawing, or the working of mathematical problems can be done with chalk or crayons. It is much used in schools. In late 20th century similar boards of a green slate as well as some colored white became common; wrioting on the slate bioards may be done with chalk, but writing on the white boards is done with colored pens, such as grease pens, which leaves a trace that can be easily erased. The newer boards, usualy called chalkboards are nevertheless still sometimes referred to as blackboards.

Blackcap

A small European song bird (Sylvia atricapilla), with a black crown; the mock nightingale. An American titmouse (Parus atricapillus); the chickadee. Also called the black-cap chickadee.

Blackcoat

A clergyman; -- familiarly so called, as a soldier is sometimes called a redcoat or a bluecoat.

Blackcock

The male of the European black grouse (Tetrao tetrix, Linn.); -- so called by sportsmen. The female is called gray hen. See Heath grouse.

Blackfeet

A tribe of North American Indians formerly inhabiting the country from the upper Missouri River to the Saskatchewan, but now much reduced in numbers.

Blackfish

A small kind of whale, of the genus Globicephalus, of several species. The most common is Globicephalus melas. Also sometimes applied to other whales of larger size.

Blackfoot

Of or pertaining to the Blackfeet; as, a Blackfoot Indian. A Blackfoot Indian.

Blackguard

Scurrilous; abusive; low; worthless; vicious; as, blackguard language.

Blackguardism

The conduct or language of a blackguard; ruffianism.

Blackguardly

In the manner of or resembling a blackguard; abusive; scurrilous; ruffianly.

Blackheart

A heart-shaped cherry with a very dark-colored skin.

blacking

Any preparation for making things black; esp. one for giving a black luster to boots and shoes, or to stoves.

Blacklist

To put in a black list as deserving of suspicion, censure, or punishment; esp. to put in a list of persons stigmatized as insolvent or untrustworthy, -- as tradesmen and employers do for mutual protection; as, to blacklist a workman who has been discharged. See Black list, under Black, a.

Blackly

In a black manner; darkly, in color; gloomily; threateningly; atrociously.

Blackmail

To extort money from by exciting fears of injury other than bodily harm, as injury to reputation, distress of mind, etc.; as, to blackmail a merchant by threatening to expose an alleged fraud.

Blackmailer

One who extorts, or endeavors to extort, money, by black mailing.

Blackmailing

The act or practice of extorting money by exciting fears of injury other than bodily harm, as injury to reputation.

Blackness

The quality or state of being black; black color; atrociousness or enormity in wickedness.

blackout

a suspension of radio or tv broadcasting.

Blackpoll

A warbler of the United States (Dendroica striata).

Blacks

The name of a kind of in used in copperplate printing, prepared from the charred husks of the grape, and residue of the wine press.

Blacksmith

A smith who works in iron with a forge, and makes iron utensils, horseshoes, etc.

Blacksnake Black snake

A snake of a black color, of which two species are common in the United States, the Bascanium constrictor, or racer, sometimes six feet long, and the Scotophis Alleghaniensis, seven or eight feet long.

Blackstrap

A mixture of spirituous liquor (usually rum) and molasses.

Blackthorn

A spreading thorny shrub or small tree (Prunus spinosa), with blackish bark, and bearing little black plums, which are called sloes; the sloe. A species of Crat/gus or hawthorn (Crat/gus tomentosa). Both are used for hedges.

blacktop

a bituminous material used for providing a smooth paving to a road.

blacktopped

paved with a bituminous material; -- of roads or paths; as, a blacktopped driveway.

blackwater

any of several human or animal diseases characterized by dark urine resulting from rapid breakdown of red blood cells; -- used especially of blackwater fever, a severe form of malaria caused by the blood parasite Plasmodium falciparum.

Blackwood

A name given to several dark-colored timbers. The East Indian black wood is from the tree Dalbergia latifolia.

Blackwork

Work wrought by blacksmiths; -- so called in distinction from that wrought by whitesmiths.

Bladder

To swell out like a bladder with air; to inflate.

bladdernose

a medium-sized blackish-gray seal (Cystophora cristata) with a large inflatable sac on the head; of Arctic-Atlantic waters.

bladderpod

a North American wild lobelia (Lobelia inflata) having small blue flowers and inflated capsules formerly used as an antispasmodic.

Bladderwort

A genus (Utricularia) of aquatic or marshy plants, which usually bear numerous vesicles in the divisions of the leaves. These serve as traps for minute animals. See Ascidium.

Bladdery

Having bladders; also, resembling a bladder.

Blade

To put forth or have a blade.

Bladed

Having a blade or blades; as, a two-bladed knife.

Bladefish

A long, thin, marine fish of Europe (Trichiurus lepturus); the ribbon fish.

Blady

Consisting of blades.

Blae

Dark blue or bluish gray; lead-colored.

Blague

Mendacious boasting; falsehood; humbug.

Blain

An inflammatory swelling or sore; a bulla, pustule, or blister.

Blamable

Deserving of censure; faulty; culpable; reprehensible; censurable; blameworthy.

Blame

An expression of disapprobation fir something deemed to be wrong; imputation of fault; censure.

Blameless

Free from blame; without fault; innocent; guiltless; -- sometimes followed by of.

Blancard

A kind of linen cloth made in Normandy, the thread of which is partly blanched before it is woven.

Blanch

Ore, not in masses, but mixed with other minerals.

Blancher

One who, or that which, frightens away or turns aside.

Blanchimeter

An instrument for measuring the bleaching power of chloride of lime and potash; a chlorometer.

Blancmange

A preparation for desserts, etc., made from isinglass, sea moss, cornstarch, or other gelatinous or starchy substance, with milk, usually sweetened and flavored, and shaped in a mold.

Blancmanger

A sort of fricassee with white sauce, variously made of capon, fish, etc.

Blandish

To flatter with kind words or affectionate actions; to caress; to cajole.

Blandishment

The act of blandishing; a word or act expressive of affection or kindness, and tending to win the heart; soft words and artful caresses; cajolery; allurement.

Blandly

In a bland manner; mildly; suavely.

Blandness

The state or quality of being bland.

Blank

To make void; to annul.

Blankly

In a blank manner; without expression; vacuously; as, to stare blankly.

Blanquillo

A large fish of Florida and the W. Indies (Caulolatilus chrysops). It is red, marked with yellow.

Blare

The harsh noise of a trumpet; a loud and somewhat harsh noise, like the blast of a trumpet; a roar or bellowing.

Blarina

a genus of mammals consisting of the shrews.

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