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."
Opposite of self-defecating.
People who exaggerate their achievements are self-fellating.
"I totally scored a 10 last week."
"Dude, she was a six. You're self-fellating."
The act of receiving feces from an anus with only the use of one's mouth and then subsequently while the mouth is full performing felatio until orgasm.
"That chick was totally freaky. Not only did she start rimming me but she demanded I shit in her mouth and then she performed fecalatio on me!"