yammered Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. talked loudly and continuously. Example Sentence The kids yammered about wanting ice cream. More Example Sentences He yammered on about his favorite game. Synonyms chattered; blabbed; gabbled Antonyms whispered; silenced; hushed Hear It! Say It! Write It! yammered Switch to cursive Start Share with your friends: