horse mushroom

noun

1. a smooth, edible, large white-capped mushroom, Agaricus arvensis, that has the odor of anise, common in North American meadows and fields.

horse mushroom

noun

1. a large edible agaricaceous field mushroom, Agaricus arvensis, with a white cap and greyish gills

Word History and Origins

Origin of horse mushroom¹

First recorded in 1865–70