keystone
A very inexpensive beer purchased and consumed by trailer trash and frat boys everywhere. Probably manufactured in prison toilets.
Example:
Matt: "Hey Ryan, I have a couple of bucks. Enough for some Keystone! Let's go get wasted and make out with each other!"
Matt: "Hey Ryan, I have a couple of bucks. Enough for some Keystone! Let's go get wasted and make out with each other!"