the catcher in baseball, the player who catches the ball from the pitcher if nobody strikes it first
the pitcher
the player who throws (i.e. pitches) the ball in a baseball game
right/left fielders
outfield players who are positioned at a distance from both the pitcher and the catcher with the aim of catching or stopping the ball
a bat a specially shaped piece of wood used for hitting the ball in games such as baseball or cricket
a glove a piece of clothing which is worn on the hand to keep it warm or to protect it; in baseball, it has a large, extended leather surface to help players catch the ball
to hit a home run to hit the ball so far with the bat that a player has time to run all the way round the four corners of the playing field (also known as bases) before it is returned
to take a rain check
to get a ticket that allows you to see a baseball match at a later time if bad weather stops the game from being played; outside baseball, to delay doing something until a later date or time
to touch base
to contact somebody to talk in order to (re-)establish communication
to throw a curve ball
to pitch the ball in such a way that it curves as it moves towards the player with the bat; outside baseball, to surprise and, as a result, deceive or trick somebody
three strikes (and you're out)
the rule in baseball that the player attempting to hit the ball must leave the game if she or he fails to strike ball three times; outside baseball, the law in some places that makes a harsh sentence compulsory if a person is convicted of a third crime