horse mushroom

American  

noun

1. a smooth, edible, large white-capped mushroom, Agaricus arvensis, that has the odor of anise, common in North American meadows and fields.

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horse mushroom British  

noun

1. a large edible agaricaceous field mushroom, Agaricus arvensis, with a white cap and greyish gills

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Etymology

Origin of horse mushroom

First recorded in 1865–70

Example Sentences

The portobello mushroom appetizer stuns with its rich flavor, and the Smoky Mountain trout and creamy shrimp and grits are also standouts.

From Washington Post • Apr. 14, 2022

It’s stacked not with a patty, but a “fried portobello mushroom filled with gooey muenster and cheddar cheese.”

From Seattle Times • Oct. 10, 2019

You do, if you’re at Shake Shack, for their veggie burger is a portobello mushroom cut in half, stuffed with Muenster and cheddar cheese, put back together, panko-coated and deep fried.

From Seattle Times • Nov. 1, 2018

Smoked portobello mushroom and fried-green-tomato sandwich on wheat berry bread?

From Washington Post • Sep. 20, 2015

Among the offal options, tongue, chopped thickly, could be confused with a portobello mushroom.

From New York Times • Jul. 19, 2012