box's Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition possessivenoun. 1 a usually rectangular container;verb. 1 put into above; 2 hit with the fist Example Sentence The box's top is open. Synonyms container; bin; case Antonyms loose Hear It! Say It! Write It! box's Switch to cursive Start Share with your friends: