a deadly poisonous mushroom of the genus Amanita, especially A. phalloides, with a distinctive membranous cup around the base of the stalk. Death caps resemble a number of edible mushrooms and are responsible for more deaths than any other species of mushroom.
- Also called death cup [deth-kuhp] /ˈdɛθ ˌkʌp/ .
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British Dictionary definitions for death cap
a poisonous woodland saprotrophic basidiomycetous fungus, Amanita phalloides, differing from the edible mushroom (Agaricus) only in its white gills (pinkish-brown in Agaricus) and the presence of a volva: See also amanita
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012