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
Synonyms
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
Michael Kugelman, NPR, 21 Dec. 2024
From Julius Caesar's legions to Alexander the Great's phalanxes, the power of a united group has always been paramount.
—Joseph Edgar, Forbes, 20 Dec. 2024
Yet her frequent jumps from her chest voice – the rafter-raising belt most associated with Rose – and her head voice – the velvet soprano so prized by the six-time Tony winner’s legions of devotees – takes us unsettlingly out of the moment.
—Greg Evans, Deadline, 19 Dec. 2024
That marks a fresh valuation for the firm called One, majority-owned by the retail giant, which has been offering products targeting Walmart's legions of customers and employees to gain a bigger foothold in financial services.
—Sridhar Natarajanand Jaewon Kang Bloomberg News (wpns), arkansasonline.com, 13 Dec. 2024
See all Example Sentences for legion 
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Noun
These leaders have inspired legions of Bangladeshi youth — a dominant demographic in a nation with a median age of 25 — to telegraph their commitment to advance democracy.
—Michael Kugelman, NPR, 21 Dec. 2024
From Julius Caesar's legions to Alexander the Great's phalanxes, the power of a united group has always been paramount.
—Joseph Edgar, Forbes, 20 Dec. 2024
Yet her frequent jumps from her chest voice – the rafter-raising belt most associated with Rose – and her head voice – the velvet soprano so prized by the six-time Tony winner’s legions of devotees – takes us unsettlingly out of the moment.
—Greg Evans, Deadline, 19 Dec. 2024
That marks a fresh valuation for the firm called One, majority-owned by the retail giant, which has been offering products targeting Walmart's legions of customers and employees to gain a bigger foothold in financial services.
—Sridhar Natarajanand Jaewon Kang Bloomberg News (wpns), arkansasonline.com, 13 Dec. 2024
See all Example Sentences for legion
Dictionary Entries Near legion
Cite this Entry
“Legion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/legion. Accessed 30 Dec. 2024.
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