English edit

Adjective edit

galaxy brain (comparative more galaxy brain, superlative most galaxy brain)

  1. Alternative form of galaxy-brain

Noun edit

galaxy brain (plural galaxy brains)

  1. (Internet slang) Someone who comes up with galaxy-brain (seemingly profound, but actually absurd) ideas.
    • 2022 October 19, Ed Miliband, “Ban on Fracking for Shale Gas Bill”, in parliamentary debates (House of Commons)‎[1]:
      Then, at the 11th hour, one galaxy brain says that the way to force the vote through is to make it a vote on not just one of the most unpopular causes in the country—fracking—but the most unpopular cause in the country: the current Prime Minister.