teens

noun

1. (form-of, plural)plural of teen
2. (plural, plural-only)The numbers between thirteen and nineteen (inclusive).

   “The number of people at the meeting was in the teens.”

3. (plural, plural-only)The time of life between thirteen and nineteen years old; the teenage years.

   “She is in her teens.”

   “a youngster just out of his teens”

4. (plural, plural-only)The second decade of a century: the 1910s, 2010s, etc. The oneties, the tens.

   “I was so excited for the teens to be over but then we get to the twenties and suddenly it's a pandemic!”

5. (plural, plural-only)The range between 10 and 19.

   “Although it was a scorching desert by day, temperatures could drop as low as the teens at night.”