Meaning of30sin English

Noun

1. the 1930s decade
   The economy experienced significant growth during the 30s.
2. ages ranging 30-39 years
   Many people in their 30s are establishing their careers.
3. numbers from 30 to 39
   The bus numbers in this city range from 20 to 30s.
4. temperatures between 30-39 degrees
   The temperature will rise to the 30s tomorrow.