lone wolf
Americannoun
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a person who prefers to live, act, or work alone or independent of others.
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a criminal who acts alone (often used attributively).
lone-wolf terrorists.
noun
Etymology
Origin of lone wolf
An Americanism dating back to 1905–10
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.
Trump later told reporters that a gunman he described as a "lone wolf" and a "whack job" had charged through security screening just outside the ballroom.
From Barron's ● Apr. 26, 2026
"My impression is he was a lone wolf," Trump said, adding that the suspect's motivation was not yet clear but he believed the gunman was "sick."
From Barron's ● Apr. 26, 2026
He said Mr Yang was not a "lone wolf" but one of thousands of individuals who had penetrated UK institutions.
From BBC ● Dec. 17, 2024
He’d been a cut-up since he was a kid, and this seemed like a better fit for his lone wolf personality.
From Los Angeles Times ● May 24, 2023
To put only in its place, make sure it goes right before the word or phrase you want to single out as the lone wolf.
From "Woe Is I" by Patricia T. O'Conner
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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.