A jam-up of traffic so snarled that it takes hours rather than minutes to get to ones destination.
A situation where you are better off leaving your car and walking the last 10 miles home.
Scott: "I told you they said it on the radio but you were so busy on your cell phone that you didn't hear it!!!It is a major traffuck jam guy, a cattle truck flipped over, we are here for hours. Actually YOU are here for hours with YOUR car because YOU didn't get off when I told you...I'm walking!