hacker

noun

hack·​er ˈha-kər How to pronounce hacker (audio)
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

Example Sentences

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 In early 2020, Microsoft’s security team found six hacker groups, including a Chinese APT, inside the network of one company. WIRED, 4 Sep. 2022 In its pursuit of money laundering by North Korean hacker groups, the US has pressed legal charges against people, organizations, even the North Korean government itself. Scott Nover, Quartz, 26 Aug. 2022 Because some of the attacks required only limited technical sophistication, they may have been perpetrated in China by hacker activist groups, said Yihao Lim, an intelligence strategy lead at U.S.-based cybersecurity firm Mandiant Inc. Joyu Wang, WSJ, 8 Aug. 2022 The latest example involves a Solana-trading platform called Mango Markets, where a hacker last week stole $114 million by exploiting a price authority known as an oracle. Jeff John Roberts, Fortune, 17 Oct. 2022 That's exactly what happened when a hacker stole the tools that FireEye uses to run assessments for its clients. Adam Hunt, Forbes, 19 Oct. 2021 Enlarge / Artist's rendition of the recent arrest of a 17-year-old hacker in the UK. Sam Machkovech, Ars Technica, 23 Sep. 2022 Just like that, your sensitive info, private documents, and personal conversations are in the hands of a hacker. Kim Komando, USA TODAY, 8 Sep. 2022 An introverted student Sofia then sets out to unmask the identity of the hacker. Andy Meek, BGR, 7 July 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hacker.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of hacker was in the 14th century

Dictionary Entries Near hacker

Cite this Entry

“Hacker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hacker. Accessed 28 Nov. 2022.

Kids Definition

hacker

noun

hack·​er ˈhak-ər How to pronounce hacker (audio)
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

More from Merriam-Webster on hacker

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ