World Series noun
plural World Series [count] 1 baseball : the annual championship of the major leagues in the United States
▪ the first game of the World Series ▪ The team has played in three World Series. 2 US : a contest or event that is the most important one of its kind
▪ This tournament is the World Series of poker.
▪ the first game of the World Series ▪ The team has played in three World Series.
▪ This tournament is the World Series of poker.
