Fallacio

[Rihanna]

the extremely slobbery act of and/or the giving of excrutiatingly good oral sensations

[Tanya Shivari]

Sloppy logic; a wordplay on the term [fellatio], fallacio refers to an argument so patently based on false premises and defended with fallacious thinking, even a fool would know it sucks.

[Gornwexy 0]

Fallacio is a slang term that refers to the act of performing oral sex, specifically on a man. It is derived from the Latin word fellare, which means to suck. The term fallacio is often used in a humorous or vulgar context.