Green’s Dictionary of Slang

freaking adj.2

[freak n.1 (5)]

sexually perverse.

[US]D. Goines Dopefiend (1991) 137: What about that, you freaking motherfucker, you!
[UK]Eve. Standard mag. 23 Feb. 28: It’s about looking in the mirror and saying ‘I look like a freakin’ movie’.