What is a grand slam in baseball?

A grand slam is a <a href="https://www.wikiwhat.page/kavramlar/home%20run">home run</a> hit with all three <a href="https://www.wikiwhat.page/kavramlar/bases">bases</a> occupied, thereby scoring four runs – the most possible in one play. It is one of the most exciting and impactful plays in <a href="https://www.wikiwhat.page/kavramlar/baseball">baseball</a>. Because it scores four runs, a grand slam can dramatically change the momentum of a game.

A grand slam is officially scored as a <a href="https://www.wikiwhat.page/kavramlar/home%20run">home run</a> and four <a href="https://www.wikiwhat.page/kavramlar/runs%20batted%20in">runs batted in (RBIs)</a> for the batter. It does not have any special designation other than these statistics.

The term "grand slam" is also used in other sports and contexts to describe a major achievement or success.