SPONGY Meaning of SPONGY in English adj. (spongier, spongiest) 1. like a sponge, esp. in being porous, compressible, elastic, or absorbent. 2 (of metal) finely divided and loosely coherent. Derivatives: spongily adv. sponginess n. Oxford English vocab. Оксфордский английский словарь. 2012