Definition of change-up:
(n) :
an unexpected event; a
pitch thrown with the arm motion of a
fastball, but which travels at a much slower velocity because it is released without the fingers adding power to the delivery
"this RFQ is a real change-up."
Definition of change-up:
(n) :
an unexpected event; a
pitch thrown with the arm motion of a
fastball, but which travels at a much slower velocity because it is released without the fingers adding power to the delivery
"this RFQ is a real change-up."