A long instrument, typically wood, metal, or plastic, which is swung to strike baseballs.

A cap with a rounded crown and a curved, stiffened bill at the front.

(US, idiomatic, baseball) Technical matters concerning baseball generally not apparent or of interest to spectators. / (US, idiomatic, by extension) Matters of interest only to insiders.

A playing field on which the game of baseball is played.

One who plays baseball, especially professional baseball.

A four-cornered part of a baseball field in which the corners are the three bases and the home plate.

(baseball) Major League Baseball and its associated minor leagues. This does not include amateur leagues, most professional international leagues, the former Negro Leagues, and independent leagues.

plural of baseball cap

A type of trading card that features a picture of a baseball player on one side and information about the player on the other side.

plural of baseball card