Definition of SOS in English:


Translate SOS into Spanish

nounplural noun SOSs

  • 1An international code signal of extreme distress, used especially by ships at sea.

    • ‘they put out an SOS that they were on fire’
    1. 1.1An urgent appeal for help.
      • ‘I'd thought of phoning a desperate SOS to James’
    2. 1.2British A message broadcast to an untraceable person in an emergency.
      • ‘here is an SOS message for Mr. Arthur Brown about his brother, who is dangerously ill’



/ˌesˌōˈes/ /ˌɛsˌoʊˈɛs/


Early 20th century letters chosen as being easily transmitted and recognized in Morse code; by folk etymology an abbreviation of save our souls.