(noun, adjective, verb)


1. of the highest quality

- a crack shot

Similar word(s): superior, ace, super, tiptop, topnotch, tops

Sentences with crack as an adjective:

- Even a crack team of investigators would have trouble solving this case.

- She's a crack shot with that rifle.


1. a long narrow opening

Similar word(s): cleft, crevice, fissure, scissure

Definition categories: object, gap, opening

2. a narrow opening

- he opened the window a crack

Similar word(s): gap

Definition categories: man–made, opening

3. a long narrow depression in a surface

Similar word(s): chap, cranny, crevice, fissure

Definition categories: shape, depression, impression, imprint

4. a sudden sharp noise

- the crack of a whip

- he heard the cracking of the ice

Similar word(s): cracking, snap

Definition categories: event, noise

5. a chance to do something

Similar word(s): shot

Definition categories: state, chance, opportunity

6. witty remark

Similar word(s): quip, sally, wisecrack

Definition categories: communication, comment, input, remark

7. a blemish resulting from a break without complete separation of the parts

- there was a crack in the mirror

Definition categories: attribute, blemish, defect, mar

8. a purified and potent form of cocaine that is smoked rather than snorted; highly addictive

Similar word(s): tornado

Definition categories: man–made, cocain, cocaine

9. a usually brief attempt

- he took a crack at it

Similar word(s): fling, go, offer, pass, whirl

Definition categories: act, attempt, effort, endeavor, endeavour, try

10. the act of cracking something

Similar word(s): cracking, fracture

Definition categories: act, break, breakage, breaking

Sentences with crack as a noun:

- A large crack had formed in the roadway.

- We managed to squeeze through a crack in the rock wall.

- Open the door a crack.

- I didn't appreciate that crack about my hairstyle.

- The crack of the falling branch could be heard for miles.

- The crack of the bat hitting the ball.

- I'd like to take a crack at that game.

- Pull up your pants! Your crack is showing.

- The crack was good.

- That was good crack.

- He/she is quare good crack.

- The party was great crack.

- What's the crack?

- Has anyone got a crack for DocumentWriter 3.0?

- He has a crack.

- I'll be with you in a crack.


1. become fractured; break or crack on the surface only

- The glass cracked when it was heated

Similar word(s): break, check

Definition categories: change

2. make a very sharp explosive sound

- His gun cracked

Definition categories: perception, go, sound

3. make a sharp sound

Similar word(s): snap

Definition categories: perception, go, sound

4. hit forcefully; deal a hard blow, making a cracking noise

- The teacher cracked him across the face with a ruler

Definition categories: contact, hit

5. pass through (a barrier)

- Registrations cracked through the 30,000 mark in the county

Definition categories: change, pass

6. break partially but keep its integrity

- The glass cracked

Definition categories: change, break, check, crack

7. break suddenly and abruptly, as under tension

Similar word(s): snap

Definition categories: change, break, separate

8. gain unauthorized access computers with malicious intentions

- she cracked my password

- crack a safe

Definition categories: social, break

9. suffer a nervous breakdown

Similar word(s): collapse

Definition categories: emotion, get, have, suffer, sustain

10. tell spontaneously

- crack a joke

Definition categories: communication, narrate, recite, recount, tell

11. cause to become cracked

- heat and light cracked the back of the leather chair

Definition categories: change, alter, modify

12. reduce (petroleum) to a simpler compound by cracking

Definition categories: change, decompose

13. break into simpler molecules by means of heat

- The petroleum cracked

Definition categories: change

Sentences with crack as a verb:

- It's been so dry, the ground is starting to crack.

- When I tried to stand on the chair, it cracked.

- Anyone would crack after being hounded like that.

- When we showed him the pictures of the murder scene, he cracked.

- The bat cracked with authority and the ball went for six.

- His voice cracked with emotion.

- His voice finally cracked when he was fourteen.

- "I would too, with a face like that," she cracked.

- The ball cracked the window.

- You'll need a hammer to crack a black walnut.

- She cracked him over the head with her handbag.

- Could you please crack the window?

- They managed to crack him on the third day.

- I've finally cracked it, and of course the answer is obvious in hindsight.

- It took a minute to crack the lock, three minutes to crack the security system, and about twenty minutes to crack the safe.

- They finally cracked the code.

- to crack a whip

- The performance was fine until he cracked that dead baby joke.

- Acetone is cracked to ketene and methane at 700°C.

- That software licence will expire tomorrow unless we can crack it.

- I'd love to crack open a beer.