'Defensively' definitions:

Definition of 'defensively'

(from WordNet)
adverb
In an apologetic and defensive manner; "`I felt it better you should know,' said Sir Cedric defensively"
adverb
In a defensive manner; "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" [ant: offensively]

Definition of 'Defensively'

From: GCIDE
  • Defensively \De*fen"sive*ly\, adv. On the defensive. [1913 Webster]