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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

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Author Michelle McNamara a decade ago helped revive interest in a serial killer who stalked parts of California in the 1970s and 1980s.

From Los Angeles Times • Feb. 18, 2026

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

Convicted serial killer Lucy Letby is back in the news after a panel of medical experts working with her defence team said they believe the 35-year-old did not commit the murders.

From BBC • Feb. 4, 2025

What were the unique challenges of portraying a female serial killer?

From Salon • Oct. 22, 2024

His gang stared at me like I was a serial killer, and then they followed their leader.

From "The Absolutely True Diary of a Part-Time Indian" by Sherman Alexie