fucking has definitions from the field of sexuality
1
[ adjective ] (used of persons) informal intensifiers

Examples

"what a bally (or blinking) nuisance" "a bloody fool" "a crashing bore" "you flaming idiot"

Related terms

unmitigated

2
[ adverb ] intensifier, very colloquial

Examples

"what took you so fucking long?"

3
[ noun ] (sexuality) slang terms for sexual intercourse
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