noun
radio-controlled car; RC car
Common term for a toy or hobby-grade car controlled by radio signals. Often abbreviated as ラジコン, but ラジコンカー specifies the car type.
息子は誕生日にラジコンカーをもらって大喜びだった。
My son was overjoyed to receive a radio-controlled car for his birthday.
公園でラジコンカーを走らせるのが趣味です。
My hobby is running RC cars in the park.