1
: the principal unit of the Roman army comprising 3000 to 6000 foot soldiers with cavalry
Caesar and his legions defeated the Gauls.
2
: a large military force
3
: a very large number : multitude
won him … a legion of devoted followers—
Irving Kolodin
Irving Kolodin4
: a national association of ex-servicemen
the American Legion
Examples of legion in a Sentence
Noun
Legions of people came to see him perform.
joined the French Foreign Legion
Adjective
the obstacles that the programmers had to overcome have been legion
Recent Examples on the Web
Kelli Bender, People.com, 22 Apr. 2025
The way his energy shaped the atmosphere and his legion of followers.
—Jeetendr Sehdev, Forbes.com, 21 Apr. 2025
When Newcastle received an influx of cash from a sovereign wealth fund, fans assumed a legion of superstars would lead them to Champions League glory.
—Brett Koremenos, New York Times, 11 Apr. 2025
The case has garnered national intrigue, and Read has amassed a legion of supporters who have been spotted outside of the courtroom holding signs as a show of solidarity.
—Karissa Waddick, USA Today, 1 Apr. 2025
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Noun
The upcoming two-part documentary special, Octopus! aims to explore the mysteries of the octopus and the growing legion of people, including actor Tracy Morgan, who happily admit to being a bit obsessed with the animals.
—Kelli Bender, People.com, 22 Apr. 2025
The way his energy shaped the atmosphere and his legion of followers.
—Jeetendr Sehdev, Forbes.com, 21 Apr. 2025
When Newcastle received an influx of cash from a sovereign wealth fund, fans assumed a legion of superstars would lead them to Champions League glory.
—Brett Koremenos, New York Times, 11 Apr. 2025
The case has garnered national intrigue, and Read has amassed a legion of supporters who have been spotted outside of the courtroom holding signs as a show of solidarity.
—Karissa Waddick, USA Today, 1 Apr. 2025
See All Example Sentences for legion
Cite this Entry
“Legion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/legion. Accessed 2 May. 2025.
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