Fuck is a profane English-language word  which often refers to the act of sexual intercourse but is also commonly used as an intensifier or to denote disdain. While its origin is obscure, it is usually considered to be first attested to around In modern usage, the term fuck and its derivatives such as fucker and fucking can be used as a noun , a verb , an adjective , an interjection or an adverb. There are many common phrases that employ the word as well as compounds that incorporate it, such as motherfucker , fuckwit , fuckup and fucknut.
FUCK YOU/THEM/IT | meaning in the Cambridge English Dictionary
So if you do believe any of that, stop it. Stop it right now. The more you know…]. The coded example might have been an early way around actually writing it. Perhaps there were more early written examples in Scottish simply because they were less prudish about writing it. I spoke to Vox about it here. Sorry dude.