真まっ暗くら闇やみまっくらやみMeanings1noun, noun which may take the genitive case particle 'no', na-adjectivecomplete darkness; total darkness; pitch darknessEmphatic word for absolute darkness, stronger than 暗闇 alone. Often used in descriptions of places or situations with no light at all.地ち下か室しつは真まっ暗