buster vs my friend

buster

noun
  • A cheat's die whose sides bear only certain combinations of spots, so that undesirable values can never be rolled. 

  • Forming compounds denoting a team, weapon, or device specialized in the destruction of the first element. 

  • A molting crab. 

  • A heavy fall; (also performing arts) a staged fall, a pratfall. 

  • Someone who or something that bursts, breaks, or destroys a specified thing. 

  • Forming compounds denoting an agent or agency tasked with reducing or eliminating the first element. 

my friend

How often have the words buster and my friend occurred in a corpus of books? (source: Google Ngram Viewer )