Chalk

Pronunciation: chạk

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

(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.

Chalk drawing
(Fine Arts) a drawing made with crayons. See Crayon. - Lowell.

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.

v. t.

To rub or mark with chalk.

[imp. & p. p. Chalked ; p. pr. & vb. n. Chalking.]

To manure with chalk, as land.

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

Let a bleak paleness chalk the door.

- Herbert.

To chalk out
to sketch with, or as with, chalk; to outline; to indicate; to plan. - Burke.

Noun	1.	chalk - a soft whitish calcite
	2.	chalk - a pure flat white with little reflectance
	3.	chalk - amphetamine used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant Synonyms: deoxyephedrine, meth, methamphetamine, methamphetamine hydrochloride, Methedrine, shabu, chicken feed, crank, trash, glass, ice
	4.	chalk - a piece of chalk (or similar substance) used for writing on blackboards or other surfaces
Verb	1.	chalk - write, draw, or trace with chalk

To see a piece of chalk in your dream, refers to school and learning. Your ability and knowledge is being called into question.air brush, alabaster, art paper, ballpoint pen, besnow, blackboard, blanch, blaze, blaze a trail, bleach, blemish, blotch, book, brand, brush, calcimine, calendar, camera lucida, camera obscura, canvas, cartoon, carve, catalog, chalk up, charcoal, check, check in, check off, chronicle, cicatrize, color, copy, crayon, crosshatch, cut, dapple, dash, dash off, daub, define, delimit, delineate, demarcate, depict, design, diagram, discolor, docket, doodle, dot, draft, draw, drawing paper, drawing pencil, drier, driven snow, easel, engrave, enroll, enscroll, enter, eraser, etiolate, file, fill out, fixative, fleck, fleece, flour, foam, freckle, frost, gash, grave, grizzle, ground, hatch, impanel, impress, imprint, incise, index, ink, inkhorn, inkstand, inkwell, inscribe, insert, invisible ink, ivory, jot down, lay figure, lead pencil, lily, limn, line, list, log, maggot, make a mark, make a memorandum, make a note, make an entry, make out, mark, mark down, mark off, mark out, matriculate, maulstick, medium, milk, minute, mottle, nib, nick, notch, note, note down, paint, paint a picture, paintbrush, palette, palette knife, paper, pastel, pearl, pen, pencil, pepper, picture, picturize, pigments, pipe-clay, place upon record, plume, point, poll, portray, post, post up, prick, print, punch, punctuate, puncture, put down, put in writing, put on paper, put on tape, quill, record, reduce to writing, reed, register, riddle, scar, scarify, score, scotch, scratch, scratchboard, scumble, seal, seam, set down, shade, sheet, siccative, silver, sketch, sketchbook, sketchpad, slate, snow, spatula, speck, speckle, splotch, spot, spray gun, stain, stamp, stencil, stigmatize, streak, striate, stripe, stump, style, stylograph, stylus, swan, sympathetic ink, table, tablet, tabulate, take down, tape, tape-record, tattoo, tick, tick off, tint, trace, underline, underscore, varnish, videotape, white, whiten, whitewash, write, write down, write in, write out, write up

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