To consume a beverage from a bottle or carton by pouring it in your mouth without touching the opening with your lips. Usually done to prevent the spread of germs or undesired backwash.
Friend 1: Yo, I'm thirsty. Can I have some of your Mountain Dew?
Friend 2: Yeah but you better fountain it. I don't need to be drinkin' your spit.
1. When you quickly drop online currency in one spot and watch n00bs pick it up. Acuired the name fountain because in Maplestory when you quickly drop mezors, it looks like a fountain of coins.
2. Putting your hand in your pocket, grabbing all the loose change, and quickly throwing it on the ground to see what happens. Mostly for entertainment purposes.
1. Lol, look at that noob feeding off that fountain
2. Dude, yesterday i fountained a bunch of change in front of some hobos and one of them lost an ear fighting for one of the dimes