This is when you tasteyour own semen just to see why girls don't like it. This is a big time struggle for most men. You have to convince yourself that you are not gay because it belongs to you. At the same time you need to be able to tell chicks it is not that bad to swallow.
I had to pull a Know thy self to get her to swallow.
This is when your phallus is hard at the mostinappropriate time (i.e. work, church, school, etc.) and you have to put it over your belly button and hold it with a belt. Word of caution: no hugs and don't dap up your homies where a partial hug might be given.