A made up word used to confuse people. Can be used to replace words that you have forgotten. A common meaning for durgular is to just say durgular as a definition to piss off people.
Johnny: RU RDY 4 SUM DURGULAR?
Bob: Hell yeah I'm ready for some durgular!
Tim: Dude wtf is durgular?
Johnny: You know, its durgular.
Tim: Fuck you asshole.
Johnny: Don't make me slap the durgular out of you Tim!
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)