Fortysomething

noun, num, slang

noun, num, slang ·Moderate ·College level

Definitions

Noun
  1. 1
    A person between 40 and 49 years old. colloquial, countable

    "She was a sprightly fortysomething."

Numeral
  1. 1
    An indeterminate value between 40 (inclusive) and 50 (exclusive). colloquial

Synonyms

All synonyms
quadragenarianquadragenarian

Example

More examples

"She was a sprightly fortysomething."

Etymology

From forty + -something.

Related phrases

forty nine

More for "fortysomething"

SynonymsSentencesPronunciationTranslate

Next best steps

Find stronger synonymsSee usage examplesCheck pronunciationBrowse writing guides

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