I.to spring upwards, leap up (mostly poet.; not in Cic.).
I. Lit.: “decido de lecto praeceps, subsilit,” Plaut. Cas. 5, 2, 50; cf. id. Curc. 1, 2, 64: non subsilis ac plaudis? Varr. ap. Non. 135, 28: “semper damnosi subsiluere canes,” Prop. 4 (5), 8, 46. “Pegasus adusque caelum subsilit ac resultat,” App. M. 8, p. 208, 33: “subsiliunt ignes ad tecta domorum,” Lucr. 2, 191.—*
B. Trop.: “subsiluisti et acrior constitisti,” Sen. Ep. 13, 3.—
II. To leap into: “jamdudum flammis dexteram objecimus aut voluntariam subsiluimus,” Sen. Clem. 1, 3, 5.