hairhound Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. 1 any of various aromatic herbs of the genus Marrubium; 2 a candy that is flavored with an extract of the above plant Example Sentence She smelled the hairhound. Synonyms horehound; aromatic herb; herbaceous plant Antonyms dog Hear It! Say It! Write It! hairhound Switch to cursive Start Share with your friends: