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serial killer

British  

noun

  1. a person who carries out a series of murders

"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

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.

He joked the comments made him look like a real murderer, and said: "People who don't know I was in The Traitors must think I'm a serial killer."

From BBC • Jan. 30, 2026

“You’ve got to give him a chance,” said Hernandez, who has represented cartel members and — in the 1980s — serial killer Richard Ramirez, known as the Night Stalker.

From Los Angeles Times • Apr. 22, 2025

Snakeoil, whose organization offers services for unhoused people, said she first encountered Becerra Moran at MacArthur Park in late 2023, when police were warning about a serial killer who appeared to be targeting homeless people.

From Los Angeles Times • Mar. 9, 2025

A hospital director said she felt “out of her depth” when dealing with doctors' concerns about the serial killer nurse Lucy Letby.

From BBC • Nov. 4, 2024

But the historical record makes Homo sapiens look like an ecological serial killer.

From "Sapiens: A Brief History of Humankind" by Yuval Noah Harari