Which - logically speaking - is fucking yourself. Since that is what Turdey has been doing in this thread and elsewhere, it simply makes sense that he'd replicate it at home... or wherever they have him foaming at the mouth and struggling against the soft restraints.
The definition is ambiguous, ever from Merriam-Webster.
Se entry 1a.
https://www.learnersdictionary.com/definition/fuck
It states that to fuck, as a verb, is to have sex with "someone". Not explicitly with someTHING, while...
https://www.learnersdictionary.com/definition/masturbation
Is the act of pleasuring one's self for sexual gratification. But it does not indicate having sex with yourself.
Man, I could go Notorious R.B.G.(insberg) on this all night on the intellectual discussion about it, hehe.
But I get what you are getting at.
Logically, of course.
