Oak is used as a slang word for 'Okay'. It is usually a word that you use to someone that you don't care about, or used even if 'okay' isn't the right word torespond with.
A town where drug dealers lurk on every corner and old people just sit on their porches drinking whiskey. Kids usually hang out and skate in the street by 7-11 and stoners sit in parked cars smoking shitty pot. You always have to lock your car and house doors because people like to break in and still shit. It's not uncommon to spot a fight onWhite Oak and Water Oak after Loch Raven High school students get off at that bus stop.