assassin

noun

as·​sas·​sin ə-ˈsa-sᵊn How to pronounce assassin (audio)
plural assassins
Synonyms of assassinnext
1
: a person who commits murder
especially : one who murders a politically prominent person either for money or from fanatical adherence to a cause
… the location of the victim's gunshot wounds … might point to a professional assassin. Wendy Fry
2
Assassin plural Assassins, history : a person belonging to a Shia Muslim sect during the time of the Crusades whose members were notorious for murdering prominent enemies
For a third of a century, no enemy of the Assassins had ever managed to elude them.Amin Maalouf

Examples of assassin in a Sentence

John Wilkes Booth was the assassin of Abraham Lincoln. shot down by an unknown assassin
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In the days after Kirk’s death, politicians, law enforcement, and many media outlets tried to parse the meaning of the assassin’s inscriptions—to find a motive or assign blame. Charlie Warzel, The Atlantic, 14 Feb. 2026 As Malcolm navigates the moral complexities of his creation, he is hunted by an unrelenting assassin from the future which forever alters the fate of his three children, reads Netflix’s synopsis. Denise Petski, Deadline, 13 Feb. 2026 The season 45 champion is a true triple threat — with athleticism, charm, and charisma wrapped inside the skin of a cold-blooded assassin. Dalton Ross, Entertainment Weekly, 11 Feb. 2026 Thompson’s death was greeted with horror and sympathy for the victim’s family but also with disturbingly widespread support for the assassin—fueled by outrage at insurers, whom many fault for blocking medical care. Chris Pope, Washington Post, 10 Feb. 2026 See All Example Sentences for assassin

Word History

Etymology

Medieval Latin assassinus, from Arabic ḥashshāshīn, plural of ḥashshāsh worthless person, literally, hashish user, from hashīsh hashish

First Known Use

circa 1520, in the meaning defined at sense 2

Time Traveler
The first known use of assassin was circa 1520

Browse Nearby Words

Cite this Entry

“Assassin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/assassin. Accessed 17 Feb. 2026.

Kids Definition

assassin

noun
as·​sas·​sin ə-ˈsas-ən How to pronounce assassin (audio)
: a person who kills another person
especially : one who murders a politically important person either for pay or from loyalty to a cause

More from Merriam-Webster on assassin

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