top gun vs whiz

top gun

noun
  • An expert gunner or gunman. 

  • Someone most highly rated. 

whiz

noun
  • Someone who is remarkably skilled at something. 

  • Pickpocketing. 

  • An act of urination. 

  • Amphetamine. 

  • A whirring or hissing sound (as above). 

verb
  • To urinate. 

  • To make a whirring or hissing sound, similar to that of an object speeding through the air. 

  • To rush or move swiftly with such a sound. 

  • To throw or spin rapidly. 

How often have the words top gun and whiz occurred in a corpus of books? (source: Google Ngram Viewer )