Word.ws English Dictionary

twenty-firsts

twenty-firsts is the plural of twenty-first.

Meaning of twenty-first

Noun

twenty-first (plural twenty-firsts)

  1. The person or thing in the twenty-first position.
  2. One of twenty-one equal parts of a whole, usually written ¹⁄₂₁.
  3. (informal) A party to celebrate a twenty-first birthday.

See all 4 meanings of twenty-first

Questions about twenty-firsts

What is twenty-firsts the plural of?
Twenty-firsts is the plural of twenty-first.

Words near twenty-firsts in the dictionary

  1. twenty-fifths
  2. twenty-first
  3. twenty-firster
  4. twenty-firsters
  5. twenty-firstly
  6. twenty-firsts
  7. twenty-five
  8. twenty-five cent word
  9. twenty-five cent words
  10. twenty-five-eight
  11. twenty-five-thousander

Source and license

Adapted from Wiktionary: twenty-firsts (page history and authors); twenty-first (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “twenty-firsts.” Word.ws, https://word.ws/twenty-firsts. Based on Wiktionary, CC BY-SA 4.0.