Someone who will not stop talking about, or who only talks about, religion. The type of person you dread being around because of their single-gear, close-minded conversation skills.
Imagine someone who only talked about beans; lima beans, green beans, black beans, pinto beans, garbanzo beans, kidney beans, mung beans, soybeans, etc. Sounds awful, doesn't it?
"Grandpa John will not shut the fuck up about the bible. He is such a bean guy."
A reference to doggy style gay sex where the pitcher's abnormally long balls (bean bag) swing in a pendulum like manner and strike the underside of the catcher's fleshy meat sac (bean bag).
Gay Guy 1: "oh my cubes are so bruised from that vicious game of bean bag tag last night."
Coffee, often times used in the phrase "sucking bean piss" to refer to drinking coffee. Famously written in cursive on the windows of Starbucks locations across the country.
Riley: Why do they call drinking coffee "sucking bean piss?"
Graydon: Cause it's beans. You have to squeeze the piss out of them to get the coffee, so when you slurp it and/or suck it, you're sucking bean piss.
Riley: Yeah I mean I get that, it's just weird that they put that on the windows of Starbucks like "Hey Starfucks, Come get some Pumpkin Bean Piss".