Twentysomething

adj, noun, num, slang

adj, noun, num, slang ·4 syllables ·Moderate ·College level

Definitions

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

    "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."

Adjective
  1. 1
    Aged between twenty and thirty. not-comparable

    "You may feel as inexperienced as a twentysomething woman just starting out, but it’s not too late to make changes."

Numeral
  1. 1
    Between twenty and thirty.

Example

More examples

"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."

Etymology

From twenty + -something.

Related phrases

More for "twentysomething"

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.