Green’s Dictionary of Slang

fuck! excl.

1. [1920s+] an excl. of anger, surprise, dismay, disbelief, resignation, esp. in combs.

2. [1970s+] a verbal punctuation, with no real meaning.

In exclamations

do I fuck! (also ...nick! will I fuck! will I shite!)

[1920s+] an excl. of absolute rebuttal, i.e. the hell I will! no I certainly won’t/don’t!; also used with ‘you’, ‘we’, etc.

fuckshit!

[1970s] (US) an excl. of rage.