roar Get Printable Handwriting (roar) 1 syllables Learn It! Spelling Test Definition verb. to make a deep loud cry or shout as in anger pain or excitement; to laugh loudlynoun. a loud deep cry or shout Example Sentence I heard the roar of the lion as I approached the cage. Synonyms bellow; boom; growl; yowl Antonyms make a low muffled sound Share with your friends: