KILLER definition: a person or thing that kills. kill. See examples of killer used in a sentence.

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.

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

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

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.

19 hours ago · The 1965 murder of 18-year-old Alys Eberhardt in Fair Lawn was closed after serial killer Richard Cottingham, known as the "Torso Killer," confessed.

Nov 4, 2025 · In the frenzy, some news coverage published photos of men slain by Chicago-area serial killer John Wayne Gacy, confusing them with people identified from the Fox Hollow site.

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 …

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

2 days ago · Whoever gunned down a young dentist and his wife is still on the loose a week after the grisly killings. But police hope newly released video of a “person of interest” and help from …