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English definition of “murderous”

murderous

adjective uk   /ˈmɜː.dər.əs/ us    /ˈmɝː.dɚ-/
extremely dangerous and likely to commit murder: He was a murderous gangster. She gave me a look of murderous hatred.Violent or aggressiveUnkind, cruel and unfeelingTreating people or animals badly informal extremely unpleasant: The traffic was murderous today.Serious and unpleasantNot attractive to look atInformal words for bad
(Definition of murderous from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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