noun
car nut; petrolhead
Slang term for a car enthusiast or someone obsessed with cars.
彼は週末になると必ず車をいじっている、本当にカーきちだ。
He's always tinkering with his car on weekends—a real car nut.
カーキチの兄は、新しい車のカタログを集めるのが趣味だ。
My car-nut brother collects catalogs of new cars as a hobby.