A band, like Wilco, whose primary audience is comprised of dads with cool teenage kids, but who still attract enough cool teenage kids to be actually cool.
Joe: Have you heard the new Wilco CD?
Amy: No way, man. My dad still hasn't taken "Yankee Foxtrot Hotel" out of the Saab.
Lisa: Yeah. They're such a cool dad band.
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)