designated hitter Get Printable Handwriting Hear It! Say It! Write It! Learn It! Spelling Test Definition noun. a player in baseball who bats in place of the pitcher. Example Sentence The coach decided to use John as the designated hitter for the game. More Example Sentences He is the best designated hitter in baseball. Synonyms pinch hitter; batter; slugger Antonyms pitcher; fielder Hear It! Say It! Write It! designated hitter Switch to cursive Start Share with your friends: