springboard

As a verb: asking someone a question with the idea that their answer will serve as the necessary conversational opening for you to tell some big story about yourself.

The act of coming to a pregame or social gathering without bringing anything, just to get the free food/booze before going out to the actual party you were planning on attending.

The act of developing an erection so rapidly that the penis itself gyrates violently and audibly, like a spring board shortly after being used.

When a woman dates a lesser man, in secrecy, when her real agenda is using him to propel herself into greater things and men. The man, who is the victim, is considered the springboard. Often the lady is in college, or trying to lose weight, between jobs, and once this accomplishment is met, she then springs off to greener pastures.

When you floor a 6-speed until it redlines with the clutch in. then move your foot to the side (not up) off of the clutch, giving a massive burnout.

When a male is scanted and the force of the trouser's downward motion causes a recoil of the penis.

When someone enrolls at one college for the sole purpose of transferring into another college the very next year. This is often done because they can't get into their first pick when they first apply because their high school grades aren't good enough to get them into there, so they enroll at another college that they did get accepted into, get better grades at that college, then apply to their first pick again as a transfer student.