Nov 7, 2025 · Aileen Wuornos, Ed Gein and Dennis Rader are just some of the mass murderers who have gone down in infamy. Few people have left as frightening imprints on the public consciousness …

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

Strictly speaking, a serial killer is someone who murders at least two people in separate events that occur at different times.

Although a serial killer is a distinct classification that differs from that of a mass murderer, spree killer, or contract killer, there are overlaps between them.

KILLER definition: 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.

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.

killer, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

to destroy or neutralize the active qualities of: to kill an odor. to spoil the effect of: His extra brushwork killed the painting. to cause (time) to be consumed with seeming rapidity or with a minimum of …