rafters Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. wooden beams that support a roof. Example Sentence Birds build nests in the rafters of our barn. More Example Sentences We saw the rafters in the old barn. Synonyms beams; supports; trusses Antonyms floor Hear It! Say It! Write It! rafters Switch to cursive Start Share with your friends: