Definitions for "All-Ireland Under-21 Football Championship"
The All-Ireland Under-21 Football Championship (known for sponsorship reasons as the Cadbury Under-21 Football Championship) is the premier "knockout" competition for players aged between 18 and 21 in the game of Gaelic football played in Ireland. The series of games are organised by the Gaelic Athletic Association and are played during the summer months. Mayo are the current All Ireland U-21 Champions.