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
The entertainment giant is the apparent victim of a cybersecurity incident, with hackers claiming to posses more than one terabyte of data from the company.
—
Alex Weprin, The Hollywood Reporter, 15 July 2024
Last month, Snowflake said that hackers had targeted its customers.
—Democrat-Gazette Staff From Wire Reports, arkansasonline.com, 13 July 2024
Earlier this year, hackers paralyzed the largest U.S. medical billing and payment system in the country, a subsidiary of UnitedHealth Group.
—Lawrence Mower, Miami Herald, 12 July 2024
Credential stuffing is when hackers take information, such as passwords, from one data leak and attempt to log onto other websites, which can be very damaging to businesses and consumers, Cybernews said.
—Betty Lin-Fisher, The Courier-Journal, 12 July 2024
See all Example Sentences for hacker 
Alex Weprin, The Hollywood Reporter, 15 July 2024
Last month, Snowflake said that hackers had targeted its customers.
—Democrat-Gazette Staff From Wire Reports, arkansasonline.com, 13 July 2024
Earlier this year, hackers paralyzed the largest U.S. medical billing and payment system in the country, a subsidiary of UnitedHealth Group.
—Lawrence Mower, Miami Herald, 12 July 2024
Credential stuffing is when hackers take information, such as passwords, from one data leak and attempt to log onto other websites, which can be very damaging to businesses and consumers, Cybernews said.
—Betty Lin-Fisher, The Courier-Journal, 12 July 2024
See all Example Sentences for hacker
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hacker.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Hacker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hacker. Accessed 27 Jul. 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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