Posey is a 5-letter crossword solution for the term 'Catcher Buster'. Posey is a baseball position, also known as a catcher, which is a defensive player who stands behind home plate and catches pitches thrown by the pitcher. The catcher is also responsible for calling pitches and helping to control the game's tempo. Posey is also a nickname for San Francisco Giants catcher Buster Posey, who has won three World Series championships with the team.