hardbacked Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. having a rigid cover, often used for books. Example Sentence The book had a hardbacked cover. More Example Sentences He preferred hardbacked books over paperbacks. Synonyms stiff; firm; solid Antonyms soft; flexible; pliable Hear It! Say It! Write It! hardbacked Switch to cursive Start Share with your friends: