Word.ws English Dictionary

grundies

/ˈɡɹʌn.dis/

grundies noun: underpants.

Noun

grundies pl (plural only)

  1. (Australia, New Zealand, UK, plural, plural-only, slang) Underpants.
    • So I shrugged and shifted like my grundies were too tight.2003, Ken Catran, Bloody Liggie, page 95

Origin of grundies

* As Grundies, an underwear brand name. * Possibly an abbreviated form of Reg Grundies, rhyming slang for undies, after media magnate Reg Grundy.

Phrases with grundies

Words that rhyme with grundies

Questions about grundies

What does grundies mean?
Grundies means underpants.
What part of speech is grundies?
Grundies is a noun.
How do you pronounce grundies?
Grundies is pronounced /ˈɡɹʌn.dis/.

Words near grundies in the dictionary

  1. Grunden
  2. Grundens
  3. Grunder
  4. Grunders
  5. grundier
  6. grundies
  7. grundiest
  8. grundle
  9. grundled
  10. Grundler
  11. grundles

Source and license

Adapted from Wiktionary: grundies (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.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: EN-AU ck1 grundies.ogg.

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