Lewis Short
ses-centi | sex-centi | sescenta (noun N) : (less correctly ; cf. Ritschl Proleg. ad Plaut. p. 114), ae, a
* Num. card. adj. [sex-centum].
* Prop., six hundred: sescenti aurei nummi Philippii. Plaut. Poen. 1, 1, 38: Romuli aetatem minus his sescentis annis fuisse cernimus,Cic. Rep. 2, 10, 18: argenti sescentum ac mille, Lucil. ap. Non. 493, 32: curriculum longum sescentos pedes,Gell. 1, 1, 2.
* Meton., like our hundred or thousand, to signify an immense number, an innumerable quantity, any amount, etc. (perh. because the Roman cohorts consisted originally of six hundred men; very freq. in prose and poet.): sescentae ad eam rem causae possunt colligi,Plaut. Trin. 3, 3, 62: sescentas proinde scribito jam mihi dicas: Nihil do,Ter. Phorm. 4, 3, 63: venio ad epistulas tuas, quas ego sescentas uno tempore accepi,Cic. Att. 7, 2, 3: jam sescenti sunt, qui inter sicarios accusabant,id. Rosc. Am. 32, 90: sescentos cives Romanos,Cic. Verr. 2, 2, 48, § 119.—As subst.: , , n. plur., an immense number of things: sescenta sunt, quae memorem, si sit otium,Plaut. Aul. 2, 4, 41; cf. Cic. Div. 2, 14, 34; id. Att. 2, 19, 1; 6, 4, 1; 14, 12, 1: sescenta tanta reddam, si vivo, tibi,Plaut. Bacch. 4, 9, 111; so id. Ps. 2, 2, 37.
Charlton T. Lewis, Charles Short, A Latin Dictionary