The term used to describe a person who will constantly describe themselves or their achievements in a favorable light. To give yourself a verbal blowjob. From the word fellatio, meaning "oral stimulation of the penis", and the word self, meaning "one's identity."
A rare mental affliction in which a man compulsively consumes his own semen. The issues are rooted in extreme narcissism brought about by an unnaturally short period of breast feeding and an obsession with women's dress shoes.
Dammit, I was sucking on a huge new cock last night. Everything was perfect, except I was a little bit drunk, and I broke wind right in the middle of it all. Thank god he was drunk too, and we made a joke and called it mufflered fellatio. We had great sex, but I was pretty embarrassed.