Word.ws English Dictionary

moon rock

moon rock noun: rock from the surface of the moon, but especially any geological specimen brought back to Earth by the Apollo program.

moon rock: rock from the surface of the moon, but especially any geological specimen brought back to Earth by...
Image: Eugene A. Cernan Photomontage by Grunpfnul, Public domain, via Wikimedia Commons

Noun

moon rock (countable and uncountable, plural moon rocks)

  1. Rock from the surface of the moon, but especially any geological specimen brought back to Earth by the Apollo program.
  2. (slang, uncountable) A mixture of crack cocaine and heroin.

Forms of moon rock

pluralmoon rocks
alternative formmoonrock

Questions about moon rock

What does moon rock mean?
Moon rock means rock from the surface of the moon, but especially any geological specimen brought back to Earth by the Apollo program.
What part of speech is moon rock?
Moon rock is a noun.
What is the plural of moon rock?
The plural of moon rock is moon rocks.

Words near moon rock in the dictionary

  1. moon rat
  2. moon rats
  3. moon ring
  4. moon rise
  5. moon rises
  6. moon rock
  7. moon rocket
  8. moon rockets
  9. moon rocks
  10. moon roof
  11. moon roofs

Source and license

Adapted from Wiktionary: moon rock (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: “moon rock.” Word.ws, https://word.ws/moon_rock. Based on Wiktionary, CC BY-SA 4.0.