canines Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. The sharp, pointed teeth in the front of a dog's or person's mouth. Example Sentence My dog's canines are very sharp. Synonyms fangs; eye teeth; cuspids Antonyms molars; premolars Hear It! Say It! Write It! canines Switch to cursive Start Share with your friends: