What does Big Windup mean?

Big Windup meaning in Urban Dictionary

outstanding anime show found on hulu, made by funimation (name's homosexual, but sets they make rocks !). They also have a youtube account and... THIS SHOW IS GREAT! It really is about a boy you plays pitcher on a group, but is to frightened to can get on the mound. He is so afraid because his first group hated him. His brand-new team is snacks him better, and then he is beginning to enter into the game once more!