1. noun
    a threat or the act of threatening; "he spoke with desperate menace"
  2. verb
    act in a threatening manner; "A menacing person"
  3. verb
    pose a threat to; present a danger to; "The pollution is endangering the crops"
  4. verb
    express a threat either by an utterance or a gesture; "he menaced the bank manager with a stick"
  5. noun
    something that is a source of danger; "earthquakes are a constant threat in Japan"