twentysomething

• twenty-something, 20-something

From twenty +‎ something.

twentysomething (plural twentysomethings)

1. A person whose age is between twenty and twenty-nine years, inclusive; someone in their twenties.

   Synonym: vicenarian

   • 1990 July 16, David M. Gross, Sophfronia Scott, “Proceeding With Caution”, in Time‎:

     This is the twentysomething generation, those 48 million young Americans ages 18 through 29 who fall between the famous baby boomers and the boomlet of children the baby boomers are producing.

twentysomething

1. Between twenty and thirty.