Definition of green cheese in English:

green cheese

noun

  • [mass noun] Unmatured cheese.

    • ‘I'm sure that my life would be just as happy and profitable if I thought the world was as flat as a pizza, only six thousand years old and that the moon was made of green cheese.’
    • ‘I won't be taken in again because I absolutely hate green cheese, although I guess there will still be plenty of green cheese lovers about.’