猿えん腦のうMeanings1nounmonkey brain (as food or medicine)rare termRare term referring to monkey brain consumed as a delicacy or traditional medicine. Not commonly used in modern everyday language.一いち部ぶの地ち域いきでは、猿えん腦のうが滋じ養よう強きょう壮そうの妙みょう薬やくと信しんじられていた。In some regions, monkey brain was believed to be a miraculous tonic for health.