death cup

noun

a poisonous mushroom of the genus Amanita.

the part of this mushroom that persists around the base of the stalk as a membranous cup.

Origin:
1900–05

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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WordNet

death cup
noun
extremely poisonous usually white fungus with a prominent cup-shaped base; differs from edible Agaricus only in its white gills [syn: death cap]

WordNet® 3.0, © 2006 by Princeton University.
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Relevant Questions

00:10

death cup is always a great word to know.

So is flibbertigibbet. Does it mean:

a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.

a chattering or flighty, light-headed person.

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