一いっ本ぽん眉まゆ

noun

unibrow; monobrow

Refers to eyebrows that meet in the middle, forming a single continuous brow.

• 彼かれは一いっ本ぽん眉まゆで、ちょっと怖こわそうに見みえる。

  He has a unibrow and looks a little scary.