(killers)
Frequency: The word is one of the 3000 most common words in English.
1.
A killer is a person who has killed someone, or who intends to kill someone.
The police are searching for his killers...
= murderer
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2.
You can refer to something that causes death or is likely to cause death as a killer.
Heart disease is the biggest killer of men in most developed countries.
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