Code for a drinking party. So the booze is replaced with "Ice-Cream". IE a way to talk about a drinking party infront of stupid people you don't want knowing about said drinking party.
Hey wanna have an Ice-Cream Social tonight? I can bring soda and we can make floats if you know what I mean ;) ;)
Hey can you get some Ice-Cream for tonights hangout? I wanna get chocolate wasted!
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. Penguin Books,1992. p. 38)