n common name for an edible agaric (contrasting with the inedible toadstool)
n mushrooms and related fleshy fungi (including toadstools, puffballs, morels, coral fungi, etc.)
n any of various fleshy fungi of the subdivision Basidiomycota consisting of a cap at the end of a stem arising from an underground mycelium
n a large cloud of rubble and dust shaped like a mushroom and rising into the sky after an explosion (especially of a nuclear bomb)
n fleshy body of any of numerous edible fungi
v pick or gather mushrooms
v grow and spread fast