ランチョンらんちょんFreq.FrequencyTop 50,000Meanings1nounluncheon; lunchA somewhat formal or old-fashioned term for a midday meal, often used in the context of events or gatherings. In modern casual Japanese, ランチ is more common.会かい社しゃの創そう立りつ記き念ねんランチョンに出しゅっ席せきした。