to go out drinking without much money, or to be with friends who are drinking when you cannot be drinking. The term comes from when funds are low and one must theoretically resort to other resources of alcohol (such as mouthwash) to get a buzz. Note this term does not imply drinking said mouthwash.
1: Would you like to go out drinkin' tonight?
2: No, I've no money. I'd be a fifth wheel.
1: Don't matter. Just ride the blue wave with us anyway, man.
Fogey/fogy /fougi/ sl. (early 18C+, orig. Scot) old-fashioned, stuck-in-the mud.
Person with old fashioned ideas which he is unwilling to change: Come to the disco and stop being such an old fogey!
You think me an old fogeyand an old tory, his thoughtful voice said. I saw three generations since O’Connel’s time. I remember the famine. Do you know that the orange lodges agitated for repeal of the union twenty years before O’Connel did or before the prelates of your communion denounced him as a demagogue? You fenians forget some things. (James Joyce, Ulysses. PenguinBooks,1992. p. 38)