bundle up vs holster

bundle up

verb
  • To put into a bundle. 

  • To dress in, or put on, warm clothes. 

holster

verb
  • To put something in a holster. 

noun
  • A belt with loops or slots for carrying small tools or other equipment. 

  • A case for carrying a tool, particularly a gun, safely and accessibly. 

How often have the words bundle up and holster occurred in a corpus of books? (source: Google Ngram Viewer )