ラオス語ごMeanings1nounLao language; LaotianRefers to the Lao language, the official language of Laos. Synonymous with ラオ語, though ラオス語 is more common in everyday use.See also: ラオ語彼かれはラオス語ごが話はなせます。He can speak Lao.ラオス語ごの辞じ書しょを買かいました。I bought a Lao dictionary.