hinder vs play ball

hinder

noun
  • The buttocks. 

adj
  • Of or belonging to that part or end which is in the rear or hind, or which follows. 

verb
  • To make difficult to accomplish; to act as an obstacle; to frustrate. 

  • To delay or impede; to keep back, to prevent. 

play ball

verb
  • An expression used at the beginning of a game of baseball or softball. 

  • To start anything tumultuous. 

  • To work together; to cooperate. 

How often have the words hinder and play ball occurred in a corpus of books? (source: Google Ngram Viewer )