user
1 Americannoun
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a person or thing that uses.
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a person who is addicted to or abuses a controlled substance or alcohol; one who uses illegal or addictive drugs, as in
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Digital Technology. a person who uses a computer, device, or application.
This interface should be more intuitive for users.
noun
noun
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law
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the continued exercise, use, or enjoyment of a right, esp in property
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a presumptive right based on long-continued use
right of user
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(often in combination) a person or thing that uses
a road-user
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informal a drug addict
Usage
What is a user? A user is someone or something that employs or puts someone or something into service, as in The instructions are written for users of the microwave. In technology, a user is the person who uses a particular piece of hardware (such as a computer) or software (such as a website or app), as in Users complain about frequent updates. User can also refer to someone who regularly takes illegal or addictive drugs. (The verb use can mean to regularly take such drugs, as in I stopped using five years ago.)Example: The user should be able to send and receive messages quickly.
Etymology
Origin of user1
First recorded in 1350–1400; Middle English usere; see use, -er 1
Origin of user2
Noun use of Anglo-French user to use
Explanation
A user is someone who employs or uses a particular thing, like a user of nicotine or a user of an internet site. Since you are reading this, you are a user of Vocabulary.com. Congrats! To use something is to employ it or operate it, so a user is someone who uses or takes advantage of something. If you have a computer and use it for anything, you're a computer user. If you play a video game, you're a video game user. As you can see, this word often applies to technology. That's why they call the first part of a login the username. The people who design technology always have to keep the users in mind; it's important to make tech gadgets that are user-friendly.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The second was a matched cohort of 30,528 women, pairing each GLP-1 user with a nonuser who shared similar characteristics, including age, race, ethnicity, BMI, breast density, and diabetes status.
From Science Daily • Jun. 6, 2026
The company aims to leverage its iPhone dominance and user data to become a marketplace for AI services and collect new fees.
From The Wall Street Journal • Jun. 5, 2026
Most of the connectivity division’s revenue growth came from a 99.9% increase in Starlink subscribers, which was somewhat offset by a decline in subscriber average revenue per user.
From MarketWatch • Jun. 3, 2026
One X user wrote that they had been unable to find "human support" after their Instagram account was hacked.
From BBC • Jun. 2, 2026
When the point broke, inevitable with stone tools, the head could be loosened and slid forward on the shaft, letting the user chip a new point.
From "1491" by Charles C. Mann
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
