A racial slur for people of Arabic and Middle-Eastern origin. Describing the fact that they generally live in areas with a lot of sand.
Guy 1: Hey, did you know that Abdul is Muslim?
Guy 2: Really? What a dune dweller.
Guy 1: I know right?
A slur for Egyptian people to be used if they get to confident or annoying, a word used for offense.
Person 1: hey did you see what PERSON 3 did last week?
Person 2: yeah that was something really stupid.
Person 1: what can we expect out of dune dwellers after all.
A morning dweller is a person who wakes up and starts their day between 2 and 4 AM.
Chris: Josh what were you doing up at two in the morning!
Josh: Chris, I;m a morning dweller, that's when I get up!