hack
US /hæk/
UK /hæk/

1.
gain unauthorized access to data in a system or computer
:
•
Someone tried to hack into my email account.
•
The group managed to hack the company's main server.
2.
1.
2.
an act of gaining unauthorized access to a computer system or data
:
•
The company reported a major security hack.
•
The recent data hack affected millions of users.