マイカー まいかー noun one's own car; private car transportation 1. one's own car; private car A privately owned automobile, as opposed to public transportation or a company or rental car. A Japanese coinage from English "my car." マイカーで通勤(つうきん)する。🔊 Commute by one's own car. マイカーを持(も)つのが夢(ゆめ)だった。🔊 Owning my own car was my dream. 都心(としん)ではマイカーより電車(でんしゃ)の方(ほう)が便利(べんり)だ。🔊 In the city center, trains are more convenient than a private car. A 和製英語(わせいえいご) (Japanese-made English) coinage. It always means the owner's *own* car, not "my car" as literally spoken.Common collocationsマイカー通勤(つうきん): commuting by one's own carマイカー規制(きせい): private-car traffic restrictionsマイカーを買(か)う: to buy one's own carSimilar words自家用車(じかようしゃ): privately owned car — the formal equivalent社用車(しゃようしゃ): company car — owned by a business Related Words Compare: 自家用車(じかようしゃ) (privately owned car) Compare: 社用車(しゃようしゃ) (company car) Related: マイホーム (one's own home (especially a privately owned house)) general Added 2026.7.22 21:20 · Revised 2026.9.2 13:02 30000/30031_maikaa