noun
fit-over sunglasses; over-the-glasses sunglasses
Sunglasses designed to be worn over prescription glasses. A wasei-eigo term from English 'over glass'.
wasei-eigo (Japanese-coined English), from over glass
運転中は、メガネの上からオーバーグラスをかけている。
While driving, I wear fit-over sunglasses over my glasses.