When a woman (or man) gives oral to another man using their teeth.
or when a man (or woman) gives oral to another woman with their teeth, chomping on the lips...
Pulling, grinding or chomping like a shark (thus the "S" is used.
"My girl is such a freak, when i go down on her, she makes me use my teeth, to give her an s- job..."
by twiggy eksfaur October 17, 2008
when a very flexible guy gives himself a blow job. the full word is solo job but sjob is better...can also be called selfjob solojob sjob.
dillion p is very good at giving himself sjobs.
by mel who wishes he could sjob March 13, 2009