king-size Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition adjective. larger than the standard size for beds. Example Sentence The king-size bed barely fit in the small room. More Example Sentences They bought a new king-size mattress. Synonyms large; oversized; extra large Antonyms small; tiny; miniature Hear It! Say It! Write It! king-size Switch to cursive Start Share with your friends: