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Give the ball a good whack.
Whack! A branch hit me in the face.
You haven't done your whack!
The agent takes a 15% whack.
Even members of his family have to pay the full whack.
The case runs for several weeks with every lawyer on top whack.
The buses and trains are all out of whack today because of the snow.
I didn't sleep well last night and I'm all out of whack.
This is the British English definition of whack. View American English definition of whack.
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View the pronunciation for whack.
the design of buildings or public spaces in a way which discourages people from touching, climbing or sitting on them …
the system of trade unions, or the principles on which trade unions are based
a situation in which a country's armed forces are physically present in an area of conflict …
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Definition of whack from the online English dictionary from Macmillan Publishers Limited.