A killer is someone or something that kills, such as a murderer or a serial killer. Killer may also refer to:

The meaning of KILLER is one that kills. How to use killer in a sentence.

A killer is a person who has killed someone, or who intends to kill someone. The police are searching for his killers. He's a psychopath, a killer.

KILLER definition: 1. someone who kills another person: 2. something that kills people, especially a disease or other…. Learn more.

Definition of killer noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. One that kills: a disease that was a killer of thousands; a killer of new ideas. 2. Slang Something that is extremely difficult to deal with or withstand: an exam that was a real killer.

Nov 21, 2025 · There’s no shortage of serial killers who have shot to infamy over the course of U.S. history. We’re taking a look back at the crimes of Ted Bundy, Ed Gein, John Wayne Gacy, Jeffrey …

Jul 23, 2025 · Families of the University of Idaho murder victims spoke directly to their children's admitted killer Bryan Kohberger at his sentencing hearing.

Dec 14, 2025 · The killer, or virama, participates in some common constructions that would be clumsy to handle the way they would be in the other Indic scripts, so the control function of the virama is …

What is a basic definition of killer? A killer is a person or thing that kills, meaning they end lives. Killer is also used in slang to mean something that is devastating or exhausting. Additionally, killer is used in …