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English definition of “hack”

hack

verb [I or T]
 
 
/hæk/
IT to use a computer to illegally access information stored on another computer system or to spread a computer virus: hack into sth Two employees were charged with hacking into the company's computer system and changing data. Studies have revealed that it's fairly easy to hack an electronic voting system.
(Definition of hack verb from the Cambridge Business English Dictionary © Cambridge University Press)
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