slanderer Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. someone who spreads false and damaging statements about another person Example Sentence She is a slanderer who spreads lies about her classmates. Synonyms gossip; defamer; libeler Antonyms defender; supporter Hear It! Say It! Write It! slanderer Switch to cursive Start Share with your friends: