World Series

Or World's Series

noun

Baseball.

1. an annual series of games between the winning teams of the two major leagues: the first team to win four games being champions of the U.S.

World Series

noun

1. baseball (in the US and Canada) a best-of-seven playoff for the world championship between the two winning teams in the major leagues at the end of the season

World Series

1. A series of baseball games held each October between the champions of the two major baseball leagues, the American League and the National League.

Word History and Origins

Origin of World Series¹

An Americanism dating back to 1885–90