teacher: what are you kids doing after class today?  student: cheech and i are going to take batting practice behind the bleachers
"code for smoking a small amount of marijuana from any type of glass, wooden, acrylic or home made device that isn't rolled
"teacher: what are you kids doing after class today?  student: cheech and i are going to take batting practice behind the bleachers" What is the definition of "batting practice"?