What does the word fungus mean?

Usage examples for fungus

  1. The parasite, or fungus, lives inside the wheat." – The Desert of Wheat by Zane Grey
  2. Burl, lying in an exhausted, panting heap upon the purple mass of fungus, was conscious of a strange sensation. – The Mad Planet by Murray Leinster
  3. The puffs are only another type of fungus, even though they do cause more trouble than most. – The Moralist by Jack Taylor