The feeling you get after being in a car for many hours, or even just a little while. It can be related to being claustrophobic, but only used when talking about cars.
Bill - "We need to pull over soon, I'm starting to get carstrophobic!

Steve - "Allright, just give me a minute and we can stop at this McDonalds.
by 59 so fine September 28, 2010
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The fear of driving on narrow streets, particularly in cities where cars are parked along the sides
As soon as I drove down Broad St., I immediately started feeling carstrophobic.
by El Dantastico January 26, 2009
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