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

The United States has by far the largest number of documented serial killers in the world. According to Radford University 's Serial Killer Information Center, it has more documented serial killers than the …

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 7, 2025 · Here are the cold, hard facts about 10 of history’s most infamous serial killers.

Apr 2, 2026 · 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 …

In terms of a person, killer is often used interchangeably with murderer. However, killer can refer to someone who killed another person by accident, while murderer is not used in that sense.

noun the causal agent resulting in death “heart disease is the biggest killer in the United States” synonyms: cause of death see more