Blow job vulgar jokes

What’s the definition of “trust”?
Two cannibals giving each other a blowjob.

What’s the similarity between getting a blow job from an eighty year-old and walking the tightrope?
In both cases you really don’t want to look down…

What’s the best thing about a blow job?
Five minutes of peace and quiet.

Why do men like blowjobs?
It’s the only time they get something into a woman’s head
straight!