مُتَقَوِّسٌ
1.
(assumed tropical:) An eyebrow [or other thing] likened to a bow; as also
مُسْتَقْوِسٌ (K) and
مُقَوَّسٌ: (TA:) ↓ the second of these epithets is also applied, in the same sense, or like a bow, to a gutter round a tent, and the like. (TA.)