'Insanely' definitions:

Definition of 'insanely'

From: WordNet
adverb
In an insane manner; "she behaved insanely"; "he behaves crazily when he is off his medication"; "the witch cackled madly"; "screaming dementedly" [syn: insanely, crazily, dementedly, madly] [ant: sanely]
adverb
(used as intensives) extremely; "she was madly in love"; "deadly dull"; "deadly earnest"; "deucedly clever"; "insanely jealous" [syn: madly, insanely, deadly, deucedly, devilishly]

Definition of 'Insanely'

From: GCIDE
  • Insanely \In*sane"ly\, adv. Without reason; madly; foolishly. [1913 Webster]