Word.ws English Dictionary

moonbrain

moonbrain noun: an idiot.

Noun

moonbrain (plural moonbrains)

  1. An idiot.

Forms of moonbrain

pluralmoonbrains

Questions about moonbrain

What does moonbrain mean?
Moonbrain means an idiot.
What part of speech is moonbrain?
Moonbrain is a noun.
What is the plural of moonbrain?
The plural of moonbrain is moonbrains.

Words near moonbrain in the dictionary

  1. moonbounce
  2. moonbounces
  3. moonbound
  4. moonbow
  5. moonbows
  6. moonbrain
  7. moonbrains
  8. Moonbria
  9. moonburn
  10. moonburns
  11. mooncake

Source and license

Adapted from Wiktionary: moonbrain (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:

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