We found 1 definitions of man-on-a-horse from 1 different sources.
Noun |
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man-on-a-horse - an edible agaric with yellow gills and a viscid yellow cap that has a brownish center | ||
Tricholoma flavovirens | ||
agaric a saprophytic fungus of the order Agaricales having an umbrellalike cap with gills on the underside |