slanderer Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a person who makes false statements about others. Example Sentence She is a slanderer who spreads lies about her classmates. More Example Sentences No one trusts a slanderer in the group. Synonyms defamer; backbiter; gossip Antonyms defender; supporter Hear It! Say It! Write It! slanderer Switch to cursive Start Share with your friends: