tantrums Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. sudden outbursts of anger or frustration. Example Sentence His juvenile tantrums will not be tolerated. More Example Sentences Tantrums can happen when kids are tired. Synonyms outbursts; fits; meltdowns Antonyms calm Hear It! Say It! Write It! tantrums Switch to cursive Start Share with your friends: