A beer (bottle or can) typically stored in one's pocket while the individual already has one open for consumption. The pocket beer is stored for use in the near future.
The dudes up in the 911always carry pocket beers when going out.
A beer that was purchased in the past for future consumption, even though you currently were currently consuming other beverages, but knowing that when said cocktails were finished, he would want another beverage.
Rob got super drunk on Saint Patrick’s Day yesterday as a result of all the “pocket beers” he had consumed... not all the cocktails he drank.
Being extremely annoyed and angered. It derives from the idea of having 10 cans of beer in your pocket, whether it's a shirt pocket, pants pocket, or whatever. It seems extremely annoying to have those in your pocket, and you can be angry if you can't put them anywhere else.
"Oh, come on Copernicus! Don't be soundin like you got ten beers in your pocket!"
12 step recovery jargon referring to someone new who talks about how great life is, now that they're sober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.