Ibsf mean internet best friends, since it’s called that it’s because when you have a best friend and they move to another city or another country and u still call them in a web site call skype which means you can FaceTime them or call them
A Internet Bestfriend is a friend whom you have made over the Internet or whom you know and you talk over social media but not in person, normally you are quite close with this person/people as why the term is called Internet bestfriend not internet friend
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)