Definition of marshmallow
1 usually marsh mallow : a pink-flowered European perennial herb (Althaea officinalis) of the mallow family that is naturalized in the eastern U.S. and has flowers, leaves, and roots used in herbal remedies
2 : a sweet white confection usually in the form of a spread or small spongy cylindrical pieces now usually made from corn syrup, sugar, albumen, and gelatin but formerly from the marshmallow's root also : one of these spongy pieces toasted marshmallows on sticks over a campfire
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Time Traveler for marshmallow
The first known use of marshmallow was before the 12th century
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