A loanword meaning 'car' or 'automobile'. Often used in casual speech, advertising, or compounds and can carry a more Western/brandy nuance.
駅前で赤いカーを見かけた。
I saw a red car in front of the station.
あのメーカーのカーは燃費がいいと評判だ。
Cars from that manufacturer are reputed to have good fuel economy.
週末は友達とドライブに行って、カーラジオで音楽を聴いた。
On the weekend I went for a drive with friends and listened to music on the car radio.