unfuck (English) comes from English fuck, from Middle English fukken, from Old Norse fukka, from Proto-Germanic fukkōną, from Proto-Indo-European pewǵ- — to punch, fist-fight; to prick, poke, stab.
unfuck (English): To correct or fix; To undo the act of copulation...
Definitions
To correct or fix; To undo the act of copulation...