口こう耳じ

noun

mouth and ear

Literal compound meaning 'mouth and ear'. Often used in set phrases like 口耳の学 (superficial learning heard but not truly understood) or 口耳の間 (between mouth and ear, i.e., fleeting or shallow).

• 口こう耳じの学がくに過すぎない知ち識しきでは、本ほん当とうの理り解かいにはならない。

  Knowledge that is nothing more than superficial learning from mouth to ear does not lead to true understanding.