World Series

American  

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.

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World Series British  

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

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World Series Cultural  

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.

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Etymology

Origin of World Series

An Americanism dating back to 1885–90

Example Sentences

The Mets have had good teams and even a couple of World Series winners, but misery is drilled into the foundation.

From The Wall Street Journal • Apr. 22, 2026

With a 9-6 loss Sunday at Coors Field, the two-time defending World Series champions lost back-to-back games for the first time this season.

From Los Angeles Times • Apr. 19, 2026

“I used to be called lazy. Now that we win a World Series, I’m called graceful.”

From Los Angeles Times • Apr. 17, 2026

Garret Anderson, the often misunderstood and always lethal Angels slugger who starred in the 2002 World Series, has died of a heart attack.

From Los Angeles Times • Apr. 17, 2026

What Bobby achieved in going undefeated in both Bled and Stockholm was the chess equivalent of pitching two successive no-hitters in baseball’s World Series.

From "Endgame" by Frank Brady