Killer

/ˈkɪlə(ɹ)/

The meaning and definition of Killer, with examples, synonyms, and a word game to make it stick.

Definition

noun
  1. That which causes stress or is extremely difficult, especially that which may cause failure at a task.
    “That test was a killer.”
  2. Something that is so far ahead of its competition that it effectively kills off that competition.
    “Digital streaming platforms are CD killers.”
noun
  1. A sea mammal related to dolphins and porpoises (Orcinus orca).
Synonyms assassin murderer halant virama vowel killer Orcinus orca

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