jaw Get Printable Handwriting (jaw) 1 syllables Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. the part of the face that holds the teeth. Example Sentence Wear a face mask to protect your jaw. More Example Sentences She opened her jaw to yawn widely. Synonyms mandible; chin; jawbone Antonyms teeth; tongue Hear It! Say It! Write It! jaw Switch to cursive Start Share with your friends: