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
According to Impact My Biz, open printer networks can be exploited by hackers to gain access to sensitive data, waste resources, or even distribute malware.
—
Daniel R. Depetris, Newsweek, 1 Feb. 2025
Her hacker friend, if there is any such thing as friendship.
—Bailey Richards, People.com, 30 Jan. 2025
The big picture: Ransomware gangs are more than just a bunch of young hackers coding in their basements.
—Sam Sabin, Axios, 29 Jan. 2025
Critics say these brokers fail to adequately protect the information, leaving it vulnerable to hackers.
—Kurt Knutsson, Cyberguy Report, Fox News, 25 Jan. 2025
See all Example Sentences for hacker 
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Daniel R. Depetris, Newsweek, 1 Feb. 2025
Her hacker friend, if there is any such thing as friendship.
—Bailey Richards, People.com, 30 Jan. 2025
The big picture: Ransomware gangs are more than just a bunch of young hackers coding in their basements.
—Sam Sabin, Axios, 29 Jan. 2025
Critics say these brokers fail to adequately protect the information, leaving it vulnerable to hackers.
—Kurt Knutsson, Cyberguy Report, Fox News, 25 Jan. 2025
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 9 Feb. 2025.
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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