Someone who is constantly looking for foil to smoke with asking the neighbors looking on the ground ect.
First person: Did you see him foiling?
Second person: who
First person: that guy walking up and down the street looking to see if anyone threw out a piece of foil off there leftovers. He's foiling.
Randy and Jim where on the prowl out foiling all night
I seen the foiler dressed in a tin foil outfit for Halloween
A filing cabinet is formal term for a person that exhibits little to no intelligence, provided that they have a functioning brain. Many people mistakenly use terms like "stupid", "retarded" or "mentally handicapped" in place of such a word, but those words are reserved for people without a fully functioning brain.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. 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.