SOS
🇺🇸
/ˌes əʊ ˈes/
🇬🇧
/ˌes əʊ ˈes/
A signal used to ask for help when in danger.
The ship sent out an SOS when it started sinking.
A plea for immediate help in a serious situation.
The village sent an SOS after the earthquake, requesting food and medical supplies.