非公式ひこうしき Common Noun I-adj Noun English jmdict 1 nouns which may take the genitive case particle 'no' adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) informal;unofficial ウーマン・リブは底辺は広いが、非公式な民衆の運動である。 Women's Liberation is a broad-based but informal popular movement.