'Straight' means to pass the ball directly forwards, in a line parallel to the sidelines, i.e. straight up the field.
Ball boys are not used in cricket.
It means he thinks of you as his girlfriend, and by accepting the jakcet you are tacitly agreeing to this. This means he is expecting exclusivity from you, and can't date other boys. If you are not comfortable with this then the thing to do is return the jacket and tell him you don't want that kind of realtinship with him.
Not sure if you mean the ball or rim height, but it is regulation full size on both, NBA ball, 10' rim height.
"Yellow" is a term used in Boys lacrosse which means to slow it down,or hold onto the ball.
You know when you hang jacket he ment that he was the jacket and he was gonna be hanged like one
Will is part Choctaw Indian, and in the Choctaw language, his last name meant "Red Jacket"