1
: one that hacks
2
: a person who is inexperienced or unskilled at a particular activity
a tennis hacker
3
: an expert at programming and solving problems with a computer
4
: a person who illegally gains access to and sometimes tampers with information in a computer system
Examples of hacker in a Sentence
My friends and I have been playing golf for years, but we're still just a bunch of hackers.
the company's security experts spent days trying to figure out how a hacker could have gotten past the firewall
Recent Examples on the Web
That way, your antivirus software can detect threats in real-time, and a hacker would have to gain access to your phone and your Mac to execute any transactions.
—
Kate Irwin, PCMAG, 12 Nov. 2024
Photograph: NurPhoto/Getty Images For much of this summer, a mysterious group of hackers carried out a landmark spree of major data breaches, all targeting customers of the cloud data storage company Snowflake.
—Matt Burgess, WIRED, 5 Nov. 2024
But that's exactly what's happening to Swifties nationwide as hackers target Ticketmaster accounts, stealing customers' tickets for resale on other sites.
—Anne Marie Lee, CBS News, 5 Nov. 2024
Merced plays Carla Vargas, the master hacker who was blackmailed by the FBI to help track down the duo.
—Matt Grobar, Deadline, 4 Nov. 2024
See all Example Sentences for hacker 
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Kate Irwin, PCMAG, 12 Nov. 2024
Photograph: NurPhoto/Getty Images For much of this summer, a mysterious group of hackers carried out a landmark spree of major data breaches, all targeting customers of the cloud data storage company Snowflake.
—Matt Burgess, WIRED, 5 Nov. 2024
But that's exactly what's happening to Swifties nationwide as hackers target Ticketmaster accounts, stealing customers' tickets for resale on other sites.
—Anne Marie Lee, CBS News, 5 Nov. 2024
Merced plays Carla Vargas, the master hacker who was blackmailed by the FBI to help track down the duo.
—Matt Grobar, Deadline, 4 Nov. 2024
See all Example Sentences for hacker
Articles Related to hacker
Dictionary Entries Near hacker
Cite this Entry
“Hacker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hacker. Accessed 21 Nov. 2024.
Copy CitationKids Definition
hacker
noun
hack·er
ˈhak-ər 
1
: one that hacks
2
: a person who is unskilled at a particular activity
3
: an expert at programming and solving problems with a computer
4
: a person who illegally gains access to a computer system
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