What is the meaning of the word "defensively"?

Definitions:

  1. in a defensive manner copy to clipboard adverb
    • the general conviction that our side is in the right and acting defensively over what Russians call the German question and Americans the Berlin crisis copy to clipboard
  2. in an apologetic and defensive manner copy to clipboard adverb
    • `I felt it better you should know,' said Sir Cedric defensively copy to clipboard