Double-A (baseball)
SECOND-HIGHEST LEVEL OF COMPETITION IN MINOR LEAGUE BASEBALL
(Minor League Baseball) AA; Class AA; AA baseball; Class-AA; Class AA (baseball); Double-A (Minor League Baseball); AA (baseball); Double A (baseball)
Double-A (officially Class AA) is the second-highest level of play in Minor League Baseball in the United States since 1946, below only Triple-A. There are currently 30 teams classified at the Double-A level, one for each team in Major League Baseball, organized into three leagues: the Eastern League, the Southern League, and the Texas League.