You enter a room and sniff that familiar smell of ammonia, a copy of Razzle lies open nearby.There are tissues scattered around the bed and underneath the bed is a vacuum-pump penis developer.All the evidence suggests that someone has been wanking them selves off. But who was it?

Something that halts or reduces one's urge to jack off.
Anything classified as "cute" is automatically anti-masturbatory, otherwise it would just be "hot".

Engineer with an emphasis in masterbation. Is usually well informed on lubrication viscosities and form. Will also spit out complicated algorithims while in the act of ejaculation.

A television show that jerks the viewer around for weeks or years then leaves then unsatisfied.

An unnecessary piece of printed material (often expensive and elaborate) created solely to inflate someone's corporate ego or impress business partners.

Your mother's picture.

When you're checking out an attractive friend or aquaintence's Facebook or other social media account and start masturbating over the more erotic or sexy photos without their consent.