Mushroom

/ˈmʌʃ.rʊm/

Meaning & Definition

noun
A type of fungi that typically has a rounded cap and a stalk, many of which are edible.
She sautéed some mushrooms to add to the pasta.
Any of various fleshy fungi, especially those that have a stalk and a cap.
The forest was filled with mushrooms after the rainy season.
A fungus, especially one with a cap and stalk, that bears spores on its underside.
He found a large mushroom growing in his backyard.
A mushroom-shaped growth or defect, often in biology or geology.
The coral reef formed a mushroom structure under the water.
verb
To increase rapidly in number or amount; to expand or grow quickly.
The population in the city began to mushroom after the discovery of new job opportunities.
To develop well or to become more prominent suddenly.
Her career began to mushroom once she signed with a top agent.

Etymology

Middle English, alteration of morschelle, from Old French morchelle.

Common Phrases and Expressions

mushroom cloud
A large, often billowing cloud of smoke and debris that rises up after a nuclear explosion.
to mushroom
To increase rapidly or to spread out quickly.

Related Words

fungi
A kingdom of living organisms that includes mushrooms and yeasts.
spore
The reproductive unit of fungi, capable of developing into a new individual.

Slang Meanings

To grow or increase rapidly.
The new business started to mushroom after a successful marketing campaign.
To become intoxicated or high, especially from hallucinogenic mushrooms.
They decided to mushroom on the weekend during the festival.