Lewis & Short

ăquōsus, a, um, adj. [aqua], abounding in water, rainy, moist, humid, full of water (not used in Cic.): aquosissimus locus, Cato, R. R. 34; so Varr. R. R. 1, 6, 6; Col. 5, 10: aquosior ager, Plin. 18, 17, 46, § 163: hiems, rainy winter, Verg. E. 10, 66: nubes, rain-clouds, Ov. M. 4, 622; 5, 570; Verg. A. 8, 429; so, Orion, id. ib. 4, 52; Prop. 2, 16, 51: Eurus, Hor. Epod. 16, 54: Ida, id. C. 3, 20, 15: crystallus, i.e. bright, clear, pellucid, Prop. 4, 3, 52: languor, i.e. the dropsy (cf. aqua, II. G.), Hor. C. 2, 2, 15: Mater, i.e. Thetis, Ov. H. 3, 53: Aquosus Piscis, a constellation, id. M. 10, 165.