くぐalso: いぬくぐMeanings1nounPacific island flatsedgeusually written using kana aloneA species of sedge (Cyperus cyperoides). Botanical term; usually written in kana.くぐは湿しっ地ちに生はえる多た年ねん草そうです。The Pacific island flatsedge is a perennial plant that grows in wetlands.