Adverb
Without reason; madly; foolishly.
Source: Webster's dictionaryI have my ideas, I have my music and I also just enjoy showing off, so that's a big part of it. Also, I like to get up onstage and behave insanely or express myself physically, and the band can get pretty silly. Bruce Springsteen
A thrint was master over every intelligent beast. This was the Powergiver's primal decree, made before he made the stars. So said all of the twelve thrintun religions, though they fought insanely over other matters. Larry Niven
Yup, that pretty much confirms the diagnosis. This is the desk of a diseased mind, hugely ambitious, prone to taking insanely dangerous risks. He's not ashamed of boasting about it-he clearly believes in better alpha-primate dominance displays through carpentry. Charles Stross
The Russian people get so insanely close to each other as friends. Their lives are interrelated so much on an everyday basis. Mikhail Baryshnikov
My parents were very volatile but very loving. My father would get jealous if my mother looked at somebody. I used to be insanely jealous. It comes out of insecurity. It can come and go, but you get to the point in life where you don't have this raging jealousy and protectiveness about your world. Felicity Kendal
The infant mortality rates are insanely high. The obesity epidemic is on the rise. It is all related. Kimberly Williams-Paisley