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Synonyms

assailant

American  
[uh-sey-luhnt] / əˈseɪ lənt /

noun

  1. a person who attacks.


adjective

  1. Archaic. assailing; attacking; hostile.

assailant British  
/ əˈseɪlənt /

noun

  1. a person who attacks another, either physically or verbally

    he was unable to recognize his assailants

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of assailant

From the Middle French word assaillant, dating back to 1525–35. See assail, -ant

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 organization, which monitors jihadist groups, identified the assailant, who was shot dead by police, as Ndiaga Diagne, a US citizen of Senegalese origin.

From Barron's • Mar. 1, 2026

The assailant, identified as Anthony Kazmierczak, had the sort of online posting history that you would expect and had told a neighbor that he might be arrested at an upcoming Omar event.

From Slate • Jan. 31, 2026

From behind, a bystander—the man Australian officials identified as Ahmed—bear-tackled the assailant, put him in a headlock and stripped his gun from him.

From The Wall Street Journal • Dec. 15, 2025

Less than two months on, and still bearing the scars from the attack on his face, he describes his recovery as "incredible" - and says he even hopes to encounter his assailant again.

From BBC • Nov. 11, 2025

Joe was made to say in court what the victim remembered her assailant saying to her, but she testified that Joe's voice “could very easily be” that of the perpetrator.

From "Just Mercy" by Bryan Stevenson