MISTER Antonyms There are 3 antonyms of the word mister. (opposite meanings)Did you mean?Definition of MISTERAlso try opposite words for..mistmistersBest Opposite Words For MISTERTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1missverb, adverb, nounv, adv, n2mrs3msnounn