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mushroom

mush·room [ músh rm, músh rm ]


noun  (plural mush·rooms)
Definition:
 
1. umbrella-shaped fungus: the usually umbrella-shaped spore-producing body of a fungus that consists of a fleshy cap on a stalk. Class Basidiomycetes.

2. edible fungus: an edible mushroom, especially the field mushroom

3. fast-growing thing: something that grows very fast



intransitive verb  (past and past participle mush·roomed, present participle mush·room·ing, 3rd person present singular mush·rooms)
Definition:
 
1. grow quickly: to grow or develop very rapidly

2. become mushroom-shaped: to swell into a shape like a mushroom

3. pick mushrooms: to go mushroom picking

[15th century. Via French mousseron< late Latin mussirion- a type of mushroom]

mush·room·y adjective
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