roof mushroom is a noun meaning "a large genus of fungi belonging to the family Pluteaceae; the shape of the cap resembles a roof; often abundant early in the summer". It carries one recorded sense.
a large genus of fungi belonging to the family Pluteaceae; the shape of the cap resembles a roof; often abundant early in the summer
Definitions, synonyms and semantic relations for roof mushroom come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.