Noun
the act of cracking something

Noun
a usually brief attempt; "he took a crack at it"; "I gave it a whirl"

Noun
a purified and potent form of cocaine that is smoked rather than snorted

Noun
a narrow opening; "he opened the window a crack"

Noun
a blemish resulting from a break without complete separation of the parts; "there was a crack in the mirror"

Noun
witty remark

Noun
a sudden sharp noise; "the crack of a whip"; "he heard the cracking of the ice"; "he can hear the snap of a twig"

Noun
a long narrow opening

Noun
a long narrow depression in a surface

Noun
a chance to do something; "he wanted a shot at the champion"

Verb
break into simpler molecules by means of heat; "The petroleum cracked"

Verb
reduce (petroleum) to a simpler compound by cracking

Verb
become fractured; break or crack on the surface only; "The glass cracked when it was heated"

Verb
cause to become cracked; "heat and light cracked the back of the leather chair"

Verb
break suddenly and abruptly, as under tension; "The rope snapped"

Verb
break partially but keep its integrity; "The glass cracked"

Verb
pass through (a barrier); "Registrations cracked through the 30,000 mark in the county"

Verb
tell spontaneously; "crack a joke"

Verb
hit forcefully; deal a hard blow, making a cracking noise; "The teacher cracked him across the face with a ruler"

Verb
suffer a nervous breakdown

Verb
make a sharp sound; "his fingers snapped"

Verb
make a very sharp explosive sound; "His gun cracked"

Adjective S.
of the highest quality; "an ace reporter"; "a crack shot"; "a first-rate golfer"; "a super party"; "played top-notch tennis"; "an athlete in tiptop condition"; "she is absolutely tops"

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v. t.
To break or burst, with or without entire separation of the parts; as, to crack glass; to crack nuts.

v. t.
To rend with grief or pain; to affect deeply with sorrow; hence, to disorder; to distract; to craze.

v. t.
To cause to sound suddenly and sharply; to snap; as, to crack a whip.

v. t.
To utter smartly and sententiously; as, to crack a joke.

v. t.
To cry up; to extol; -- followed by up.

v. i.
To burst or open in chinks; to break, with or without quite separating into parts.

v. i.
To be ruined or impaired; to fail.

v. i.
To utter a loud or sharp, sudden sound.

v. i.
To utter vain, pompous words; to brag; to boast; -- with of.

n.
A partial separation of parts, with or without a perceptible opening; a chink or fissure; a narrow breach; a crevice; as, a crack in timber, or in a wall, or in glass.

n.
Rupture; flaw; breach, in a moral sense.

n.
A sharp, sudden sound or report; the sound of anything suddenly burst or broken; as, the crack of a falling house; the crack of thunder; the crack of a whip.

n.
The tone of voice when changed at puberty.

n.
Mental flaw; a touch of craziness; partial insanity; as, he has a crack.

n.
A crazy or crack-brained person.

n.
A boast; boasting.

n.
Breach of chastity.

n.
A boy, generally a pert, lively boy.

n.
A brief time; an instant; as, to be with one in a crack.

n.
Free conversation; friendly chat.

a.
Of superior excellence; having qualities to be boasted of.

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Crack

Crack (kr?k), v. t. [imp. & p. p. Cracked (kr?kt); p. pr. & vb. n. Cracking.] [OE. cracken, craken, to crack, break, boast, AS. cracian, cearcian, to crack; akin to D. kraken, G. krachen; cf. Skr. garj to rattle, or perh. of imitative origin. Cf. Crake, Cracknel, Creak.] 1. To break or burst, with or without entire separation of the parts; as, to crack glass; to crack nuts. 2. To rend with grief or pain; to affect deeply with sorrow; hence, to disorder; to distract; to craze.

O, madam, my old hear is cracked.

He thought none poets till their brains were cracked.

3. To cause to sound suddenly and sharply; to snap; as, to crack a whip. 4. To utter smartly and sententiously; as, to crack a joke. B. Jonson. 5. To cry up; to extol; -- followed by up. [Low] To crack a bottle, to open the bottle and drink its contents. -- To crack a crib, to commit burglary. [Slang] -- To crack on, to put on; as, to crack on more sail, or more steam. [Colloq.]

Crack

Crack, v. i. 1. To burst or open in chinks; to break, with or without quite separating into parts.

By misfortune it cracked in the coling.

The mirror cracked from side to side.

2. To be ruined or impaired; to fail. [Collog.]

The credit . . . of exchequers cracks, when little comes in and much goes out.

3. To utter a loud or sharp, sudden sound.

As thunder when the clouds in autumn crack.

4. To utter vain, pompous words; to brag; to boast; -- with of. [Archaic.]

Ethoipes of their sweet complexion crack.

Crack

Crack, n. 1. A partial separation of parts, with or without a perceptible opening; a chink or fissure; a narrow breach; a crevice; as, a crack in timber, or in a wall, or in glass. 2. Ropture; flaw; breach, in a moral sense.

My love to thee is sound, sans crack or flaw.

3. A sharp, sudden sound or report; the sound of anything suddenly burst or broken; as, the crack of a falling house; the crack of thunder; the crack of a whip.

Will the stretch out to the crack of doom?

4. The tone of voice when changed at puberty.

Though now our voices Have got the mannish crack.

5. Mental flaw; a touch of craziness; partial insanity; as, he has a crack. 6. A crazy or crack-brained person. [Obs.]

I . . . can not get the Parliament to listen to me, who look upon me as a crack and a projector.

7. A boast; boasting. [Obs.] "Crack and brags." Burton. "Vainglorius cracks." Spenser. 8. Breach of chastity. [Obs.] Shak. 9. A boy, generally a pert, lively boy. [Obs.]

Val. 'Tis a noble child. Vir. A crack, madam.

10. A brief time; an instant; as, to be with one in a crack. [Eng. & Scot. Colloq.] 11. Free conversation; friendly chat. [Scot.]

What is crack in English? . . . Acrack . . . a chat with a good, kindly human heart in it.

Crack

Crack, a. Of superior excellence; having qualities to be boasted of. [Colloq.]

One of our crack speakers in the Commons.

To break or burst, with or without entire separation of the parts; as, to crack glass; to crack nuts.

To burst or open in chinks; to break, with or without quite separating into parts.

A partial separation of parts, with or without a perceptible opening; a chink or fissure; a narrow breach; a crevice; as, a crack in timber, or in a wall, or in glass.

Of superior excellence; having qualities to be boasted of.