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chestnut

play
noun chest·nut \ ˈches(t)-(ˌ)nət \

Definition of chestnut

1 a :any of a genus (Castanea) of trees or shrubs of the beech family; especially :an American tree (C. dentata) that was formerly a dominant or codominant member of many deciduous forests of the eastern U.S. but has now been largely eliminated by the chestnut blight and seldom grows beyond the shrub or sapling stage
b :the edible nut of a chestnut
c :the wood of a chestnut
2 :a grayish to reddish brown
4 :a chestnut-colored animal; specifically :a horse having a body color of any shade of pure or reddish brown with mane, tail, and points of the same or a lighter shade — compare 2bay 1, 1sorrel 1
5 :a callosity on the inner side of the leg of the horse — see horse illustration
6 a :an old joke or story
b :something (such as a musical piece or a saying) repeated to the point of staleness

Examples of chestnut in a Sentence

  1. an op-ed piece that's offers nothing but warmed-over chestnuts for solving the city's financial woes

Recent Examples of chestnut from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chestnut.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of chestnut

Middle English chasteine, chesten chestnut tree, from Anglo-French chastein, chestain, from Latin castanea, from Greek kastanea

Other Seed Plant Terms


2

chestnut

adjective

Definition of chestnut

1 :of the color chestnut
2 :of, relating to, or resembling a chestnut

First Known Use of chestnut

1555


CHESTNUT Defined for English Language Learners

chestnut

play
noun

Definition of chestnut for English Language Learners

  • : a type of tree that produces large, sweet nuts that can be eaten

  • : the nut of a chestnut tree

  • : the wood of a chestnut tree


chestnut

adjective

Definition of chestnut for English Language Learners

  • : of a reddish-brown color


CHESTNUT Defined for Kids

chestnut

play
noun chest·nut \ ˈches-ˌnət \

Definition of chestnut for Students

1 :a sweet edible nut that grows in burs on a tree related to the beech
2 :a reddish brown

Medical Dictionary

chestnut

play
noun chest·nut \ ˈches-(ˌ)nət \

medical Definition of chestnut

1 a :a tree or shrub of the genus Castanea (C. dentata) that is found in eastern North America and the leaf of which was formerly used to prepare an infusion for the treatment of whooping cough
b :the edible nut of a chestnut
2 :a callosity on the inner side of the leg of the horse


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