赤あか電でんあかでんMeanings1nounlast train (of the day)abbreviationAbbreviation of 赤電車. Regional term; the last train is often indicated by a red light or sign.See also: 赤電車赤あか電でんに乗のり遅おくれないように急いそごう。Let's hurry so we don't miss the last train.