chestnuts Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. 1 edible nut of any of various trees of the genus Castanea; 2 dark goldenbrown or reddishbrown horse Example Sentence You can roast chestnuts on a open fire. Synonyms edible nut; nut; type of nut Antonyms root Hear It! Say It! Write It! chestnuts Switch to cursive Start Share with your friends: