1A sticky discharge that accumulates around the eyes or on the eyelids, often seen in the morning.
朝、子どもの目に目やにがたくさん付いていたので、濡れたガーゼで拭いた。
In the morning my child's eyes had a lot of discharge, so I wiped it off with a damp gauze.
目やにが黄色くて量が多い場合は、医者に相談した方がいい。
If the eye discharge is yellow and abundant, it's best to consult a doctor.
花粉症の季節は目やにが出やすくなる人もいる。
Some people tend to get more eye discharge during hay fever season.