It means that a player is up in the bottom of an inning, and hits a home-run with three men on base and the one man at the plate, then all four men score to win the game.
Jason Giambi hit a walk off Grand Slam in 2002 in extra innings with the Yankees down by 3
GRand SLam
Chris Ray
The Power, by Snap! It is his walk on music.
It's called a "grand slam."
A true Grand Slam in tennis is when a player wins all four Grand Slam tournaments in the same year. Otherwise it is just a career Grand Slam, and not a true Grand Slam.
Walk off grand slam home run
its called a walkand I'm a girl and i play little league----------Officially it's called a "base on balls," but everyone calls it a "walk."
yes.
Nadal can win any grand slam.
This the grand slam is in Oshawa, Ontario and is from the 26th to the 30th
Grand Monster Slam was created in 1989.