Definition of fell adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//fel//
; NAmE NAmE//fel//
see also fall
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  • (literary) very evil or violent
  • Word Originat/​in one fell swoop. Middle English: from Old French fel, nominative of felon ‘wicked (person)’, from medieval Latin fello, fellon-, of unknown origin.Idioms all at the same time; in a single action, especially a sudden or violent one If the new law is passed, it will remove press freedom in one fell swoop.