"cracked" in the verb sense

1. crack, check, break

become fractured break or crack on the surface only

"The glass cracked when it was heated"

2. crack

make a very sharp explosive sound

"His gun cracked"

3. snap, crack

make a sharp sound

"his fingers snapped"

4. crack

hit forcefully deal a hard blow, making a cracking noise

"The teacher cracked him across the face with a ruler"

5. break through, crack

pass through (a barrier

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

6. crack

break partially but keep its integrity

"The glass cracked"

7. snap, crack

break suddenly and abruptly, as under tension

"The pipe snapped"

8. crack

gain unauthorized access computers with malicious intentions

"she cracked my password"

"crack a safe"

9. crack up, crack, crock up, break up, collapse

suffer a nervous breakdown

10. crack

tell spontaneously

"crack a joke"

11. crack

cause to become cracked

"heat and light cracked the back of the leather chair"

12. crack

reduce (petroleum) to a simpler compound by cracking

13. crack

break into simpler molecules by means of heat

"The petroleum cracked"

"cracked" in the adjective sense

1. chapped, cracked, roughened

used of skin roughened as a result of cold or exposure

"chapped lips"

2. alligatored, cracked

of paint or varnish having the appearance of alligator hide

3. balmy, barmy, bats, batty, bonkers, buggy, cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky

informal or slang terms for mentally irregular

"it used to drive my husband balmy"

Source: WordNet® (An amazing lexical database of English)

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