moulds Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition plural noun. hollow shapes used to give form to materials. Example Sentence They put the playdough into the moulds to make different shapes. More Example Sentences They created moulds for the new toys. Synonyms shapes; forms; casts Antonyms unformed; shapeless Hear It! Say It! Write It! moulds Switch to cursive Start Share with your friends: