Life Saver

 Longman Dictionary of Contemporary English Online朗文当代英语 5++LDOCE Online朗文 5++ˈLife ˌSaver trademark  a type of small hard round US sweet with a hole in the middle, which is produced in many different flavours (=types of taste). A similar sweet is called Polo in the UK.

ˈLife ˌSaverSyllable  

Life Saver
ˈLife ˌSaver trademark
a type of small hard round US sweet with a hole in the middle, which is produced in many different flavours (=types of taste). A similar sweet is called Polo in the UK.