to break but not fall apart
The ice started to crack under my weight.
to break into pieces
The rock began to crack during the earthquake.
to hit something hard
I cracked my knee on the table.
to make a sharp sound
The whip made a loud crack.
when your voice suddenly changes
His voice started to crack when he spoke.
to stop working under pressure
The system began to crack under heavy use.
to solve a difficult problem
We finally cracked the code.
to stop criminals
Police cracked the crime ring.
to open and drink a bottle
Let's crack open this bottle of wine.
to tell a joke
He cracked a funny joke.
a thin break line
There's a crack in the window.
a narrow opening
Light came through the crack in the door.
a sudden loud noise
We heard a loud crack of thunder.
a hard hit
He got a crack on the head.
an attempt to do something
This is my last crack at the exam.
a strong illegal drug
He was caught with crack.
a critical joke
She made a crack about his cooking.
fun conversation
We had some good crack at the party.
very skilled
She's a crack programmer.