Lewis Short
(verb) : sē-cēdo, cessi, cessum, 3
* To go apart, go away, separate, withdraw (class.; not in Caes.; but cf. secessio).
* Lit.
* In gen., absol.: secedant improbi, secernant se a bonis,Cic. Cat. 1, 13, 32; Ov. M. 6, 490: prosecutus eram viatico secedentem,Plin. Ep. 3, 21, 2: abite et de viā secedite,Plaut. Curc. 2, 3, 2: de coetu,Ov. M. 2, 465: a vestro potui secedere lusu,Prop. 1, 10, 9: utinam nostro secedere corpore possem!Ov. M. 3, 467.
* Trop. (very rare; perh. only poet. and in post-Aug. prose): antequam ego incipio secedere et aliā parte considere,to dissent from the opinion,Sen. Ep. 117, 4: a fesso corpore sensus,Cat. 64, 189: qui solitarius separatusque a communi malo civitatis secesserit,has withdrawn himself,Gell. 2, 12, 1: cum ad stilum secedet,shall give himself up to writing,Quint. 1, 12, 12: in te ipse secede,retire within yourself,Sen. Ep. 25, 7.
* In partic.
* To go aside, withdraw, retire: secede huc nunc jam procul,Plaut. Capt. 2, 1, 23; so, huc,id. Am. 2, 2, 139; id. As. 3, 3, 49; id. Capt. 2, 2, 13: in abditam partem aedium,Sall. C. 20, 1: in utraque latera (cohortes),Front. Strat. 6, 6, 3: ad deliberandum,Liv. 45, 36: ad consultandum,Suet. Ner. 15: lex Spartana vetat secedere amantes,Prop. 3, 14 (4, 13), 21: secedit humumque Effodit,Ov. M. 11, 185.
* In post-Aug. authors (esp. in Suet.), to retire from public into private life; absol.: integrā aetate ac valetudine statuit repente secedere seque e medio quam longissime amovere,Suet. Tib. 10: illuc e comitatu suo,id. Aug. 98; so Plin. Ep. 1, 9, 3: ab Urbe,Suet. Gram. 3: in insulam, etc.,Quint. 3, 1, 17; Suet. Vesp. 4; id. Gram. 5; cf. Rhodum,id. Caes. 4.
* Polit., to separate one's self by rebellion, to revolt, secede (syn.: deficio, descisco): ut anno XVI. post reges exactos propter nimiam dominationem potentium secederent,Cic. Corn. 1, p. 450 Orell.: saepe ipsa plebes armata a patribus secessit,Sall. C. 33, 3; Suet. Tib. 2: injussu consulum in Sacrum Montem secessisse,to have marched out in rebellion,Liv. 2, 32; so, in Sacrum Montem,id. 7, 40; Flor. 1, 23: in Janiculum (plebs),Plin. 16, 10, 15, § 37.
Charlton T. Lewis, Charles Short, A Latin Dictionary