hum Get Printable Handwriting (hum) 1 syllables Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to make a low continuous sound. Example Sentence You can hum if you do not know the words. More Example Sentences He likes to hum his favorite song. Synonyms buzz; drone; murmur Antonyms screaming Hear It! Say It! Write It! hum Switch to cursive Start Share with your friends: