killer
definition: predatory black-and-white toothed whale with large dorsal fin
example:
speech part: noun
synonyms:
killer whale
definition: a difficulty that is hard to deal with
example: that exam was a real killer
speech part: noun
synonyms:
definition: someone who causes the death of a person or animal
example:
speech part: noun
synonyms:
slayer
definition: the causal agent resulting in death
example: heart disease is the biggest killer in the United States
speech part: noun
synonyms:
cause of death