could be used in a variety of ways expressing anger, happiness, etc...
Or it could simply mean a man or woman who really likes butt sex.
mad- "why the fuck did you do that for you anal slut?"
happy- "FUCK YEAH YOU ANAL SLUTS, I JUST FUCKED YOUR MOMS IN THE ASS"
simply butt sex fun- "wow you just had sex with her ass for 2 hours then she strapon fucked you in the ass later? you anal sluts!"
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)