noun
retentive memory; good memory
Literally 'bag ear'; refers to a person who remembers things well, as if storing them in a bag. Often used in the phrase 袋耳を持つ.
彼は袋耳で、一度聞いたことは忘れない。
He has a retentive memory and never forgets anything he hears once.
この布は袋耳になっているので、ほつれにくい。
This cloth has a double-woven edge, so it doesn't fray easily.
noun
cryptotia; pocket ear
Medical term for a congenital ear deformity where the upper part of the ear is buried under the scalp skin.
袋耳は、耳の上部が皮膚の下に埋もれている状態を指す。
Cryptotia refers to a condition where the upper part of the ear is buried under the skin.