To do or trysomething in a sneakly way, to avoid attracting attention or suspicion, or being caught in the act of doing or trying it; without others knowing or being aware of it.
He surreptitiously left the room.
She surreptitiously ran away from her boyrfriend.
They surreptitiously smuggled the goods through.
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)