(Verb): To be "freaking in" is being in the state of serenity, relaxation and tranquility, or the sensation and appearance of being so. The antonym being "freaking out", meaning to have a sudden outburst of hyperactivity.
Look at that super chill guy over there! It looks like nothing could bug him. He's totally freaking in!
by ComeCloserChris<3 June 24, 2011