Home › Words › S › sandillasandilla/sænˈdiː(j)ə/sandilla · noun — A watermelon.Definition from Wiktionary (CC BY-SA 3.0).sandilla is pronounced /sænˈdiː(j)ə/.EtymologyMisconstruction of Spanish sandía (“watermelon”) as a diminutive formation in -illa (feminine diminutive suffix).nounA watermelon.e.g.“Two other persons, swarthy and ferocious as Bedouins, and naked as Lazzaroni, were crouching in the dirt, and sharing a sandilla (water-melon), the scarlet slices of which they ate in company; […]” — 1852, “A Peruvian Omnibus”, in Charles Hale, editor, To-Day: A Boston Literary Journal, volume 2, page 91:Definitions & examples from Wiktionary (CC BY-SA 3.0).