chalk

[chalk]

Chalk is a very soft kind of rock or limestone. While chalk is made of shells and the skeletons of sea creatures, it's usually found above sea level in pits or quarries.

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A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone.

Noun
a piece of chalk (or similar substance) used for writing on blackboards or other surfaces

Noun
amphetamine used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant

Noun
a pure flat white with little reflectance

Noun
a soft whitish calcite

Verb
write, draw, or trace with chalk

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n.
A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone.

n.
Finely prepared chalk, used as a drawing implement; also, by extension, a compound, as of clay and black lead, or the like, used in the same manner. See Crayon.

v. t.
To rub or mark with chalk.

v. t.
To manure with chalk, as land.

v. t.
To make white, as with chalk; to make pale; to bleach.

Chalk

Chalk , n. [AS. cealc lime, from L. calx limestone. See Calz, and Cawk.] 1. A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone. 2. (Fine Arts) Finely prepared chalk, used as a drawing implement; also, by extension, a compound, as of clay and black lead, or the like, used in the same manner. See Crayon. Black chalk, a mineral of a bluish color, of a slaty texture, and soiling the fingers when handled; a variety of argillaceous slate. -- By a long chalk, by a long way; by many degrees. [Slang] Lowell. -- Chalk drawing (Fine Arts), a drawing made with crayons. See Crayon. -- Chalk formation. See Cretaceous formation, under Cretaceous. -- Chalk line, a cord rubbed with chalk, used for making straight lines on boards or other material, as a guide in cutting or in arranging work. -- Chalk mixture, a preparation of chalk, cinnamon, and sugar in gum water, much used in diarrheal affection, esp. of infants. -- Chalk period. (Geol.) See Cretaceous period, under Cretaceous. -- Chalk pit, a pit in which chalk is dug. -- Drawing chalk. See Crayon, n., 1. -- French chalk, steatite or soapstone, a soft magnesian mineral. -- Red chalk, an indurated clayey ocher containing iron, and used by painters and artificers; reddle.

Chalk

Chalk, v. t. [imp. & p. p. Chalked ; p. pr. & vb. n. Chalking.] 1. To rub or mark with chalk. 2. To manure with chalk, as land. Morimer. 3. To make white, as with chalk; to make pale; to bleach. Tennyson.

Let a bleak paleness chalk the door.

To chalk out, to sketch with, or as with, chalk; to outline; to indicate; to plan. [Colloq.] "I shall pursue the plan I have chalked out." Burke.

A soft, earthy substance, of a white, grayish, or yellowish white color, consisting of calcium carbonate, and having the same composition as common limestone.

To rub or mark with chalk.

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Usage Examples

Me and my friend Ioan Gruffudd are like chalk and cheese when it comes to clothes. He lives for his clothes and has an amazing wardrobe. If we're going out I'll turn up at his house and say, 'I haven't got anything to wear,' and he'll tut and sigh and then lend me something swanky.

Misspelled Form

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Other Usage Examples

Teachers can change lives with just the right mix of chalk and challenges.

Deliverance is about what I went through the first time. And I chalk it up as a learning experience.