Sos
(noun)
- A distress signal used to call for help in emergency situations.
- A signal or request for help or rescue, usually in a difficult or life-threatening situation.
Origin:
An acronym for the phrase "save our souls" which was used as a distress signal in morse code.
Examples:
- The ship sent out an SOS when it was sinking.
- The hikers sent out an SOS when they were lost.
- The airplane sent out an SOS before crashing.
- The pilot sent out an SOS before the engine failed.
- The sailor sent out an SOS before the storm hit.