disallows Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition verb. to refuse to allow or admit; reject; to deny the truth or validity of. Example Sentence Our school disallows cell phones and ipods. Synonyms deny; negative; overrule; prohibit; reject Antonyms admit; concede Hear It! Say It! Write It! disallows Switch to cursive Start Share with your friends: