Lewis Short
(verb) : ē-rumpo, rūpi, ruptum, 3, and n.
* Act., to cause to break or burst forth; to burst, sunder (rare; mostly ante-class.).
* Lit.: (brassica) tumida concoquit, eadem erumpit,Cato, R. R. 157, 3: ignes,Lucr. 1, 725; cf. id. 6, 583; Cic. Arat. 111: Achates et Aeneas erumpere nubem ardebant,Verg. A. 1, 580: cum sanguis eruptus est,Scrib. Comp. 84: se erumpere, in the neuter signif., to break or burst forth, Lucr. 4, 1111; cf.: portis se foras erumpunt,Caes. B. C. 2, 14, 1: et caput, unde altus primum se erumpit Enipeus,Verg. G. 4, 368.
* Neutr., to break out, to burst or sally forth.
* Lit.
* In gen.: ex castris,Caes. B. G. 3, 5 fin.; cf.: ignes ex Aetnae vertice,Cic. Verr. 2, 4, 48; and: ex stagno amnes,Plin. 6, 22, 24, § 86: tempestates,Hirt. B. G. 8, 5, 2: ne quo loco erumperent Pompeiani,Caes. B. C. 3, 44, 4; cf. portis,Sall. J. 99, 1: a porta,Liv. 34, 26: sive noctu, sive interdiu erumperent,Caes. B. C. 1, 81, 2; so absol., Liv. 9, 37; 29, 33 al.; cf.: abiit, excessit, evasit, erupit,Cic. Cat. 2, 1: per hostes,to break through,Liv. 22, 50, 8; cf.: inter tela hostium,Sall. J. 101, 9: ad Catilinam,id. Cat. 43, 2; Curt. 6, 3, 5 et saep.
* Trop., to break out, to burst forth: cum illa conjuratio ex latebris atque ex tenebris erupisset,Cic. Sest. 4, 9: si illustrantur, si erumpunt omnia?are disclosed,Cic. Cat. 1, 3: qui ex media (oratione) erumpit,breaks away, digresses,Quint. 4, 3, 17: risus quo pacto ita repente erumpat,id. de Or. 2, 58, 235; cf.: aliquando vera vox,id. Phil. 10, 9, 19: affectus,Quint. 9, 3, 54; cf. lacrimae,id. 11, 3, 75: verba vi quadam veritatis,id. 9, 2, 76 et saep.: furor,Cic. Sull. 24; cf.: curae privatae in certaminibus publicis erumpebant,Liv. 7, 21: seditio,id. 28, 24, 12; Tac. H. 1, 26: lumen dicendi per obstantia,Quint. 12, 9, 5: ut odia occulta civium in fortunas optimi cujusque erumperent,Cic. Mur. 23, 47; cf. id. ib. 38, 81; id. Cat. 1, 13, 31; so, vitia in amicos, id. Lael 21: iracundia in naves,Caes. B. C. 3, 8, 3: conspirationes in rempublicam,Quint. 12, 7, 2 et saep.: vereor ne istaec fortitudo in nervum erumpat,i. e. may end in bringing you to the stocks,Ter. Phorm. 2, 2, 11 Ruhnk.; cf.: aliquid in omnium perniciem,Liv. 34, 61: omnia, quae per hoc triennium agitata sunt, in hos dies, in hos menses, in hoc tempus erumpunt,Cic. Mur. 38: elisa (vox) in illum sonum erumpit,Quint. 11, 3, 51: in aliquem voluptatis affectum,id. 8, 3, 4; 11, 3, 51; Tac. A. 11, 35; cf.: in omne genus crudelitatis,Suet. Tib. 61; id. Cal. 6: rem ad ultimum seditionis erupturam,Liv. 2, 45; cf.: ad majora vitia,Suet. Ner. 27: quorsus (dominatio) eruptura sit horremus,Cic. Att. 2, 21; cf.: huc ejus affectus, ut, etc.,Quint. 9, 2, 64.
Charlton T. Lewis, Charles Short, A Latin Dictionary