Ground Rule Double

Copping a feel on a girl without ever making out. Most commonly occurs at parties or dance clubs. Named for the circumstance in baseball when a player hits a ball and it bounces over the wall. He automatically advances to second base.

Having cyber-sex with your significant other. This is referred to as a ground rule double because even though you may think you are going pretty far, you can ultimately only get to second base.

Similar to an Upper Decker, except you 1st lay a turd on the toilet bow lid. You then remove the lid from the upper tank and rapidly fling the toilet bowl lid into the open position, catapulting the turd into the upper tank. This is worse than an upper decker, because not only does the owner have a turd to fish out of the tank, but they also have a lid that requires cleaning as well.

When with a women you start off by swinging for the fences but something happens to where you are forced to stay at 2nd base.

The scenario is such that you have a kiss and a promise from your old lady but you are not confident that she will deliver later on. So you have the forethought to masturbate in the morning so if it dosent work out with her later you don't become a testosterone filled mad man. So contrary to a double header which would require one to have sex twice in one day this would be considered a Ground rule double should she conced to sex later on.

When a chick (accidently) touches you with her boobs.

When a guy finds himself in an unclear sleeping situation with a woman, he is entitled to "take second base" without comment or condemnation.