Warning sign seen at hen night? (4)

From Daily Telegraph Cryptic 31238, 26D

26D — Warning sign seen at hen night? (4)OMEN

  • Definition
    Definition found: 'Warning'
  • Indicator
    Indicator found: 'seen'
  • Operation
    'seen' signals a hidden_word operation
  • Fodder
    Fodder: 'sign at hen night?'
  • Synonym
    Synonyms spotted: 'sign at hen night?' → NO MEN
  • Assembly
    OMEN = OMEN

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