prō-rŏgo, āvi, ātum, 1, v. a.
I To prolong , continue , extend , protract (class.; syn.: propago, produco): ne quinquennii imperium Caesari prorogaretur, should not be prolonged , Cic. Phil. 2, 10, 24: provinciam, id. Att. 5, 11, 1; 5, 2, 1: ne quid temporis nobis prorogetur (in the province), id. Fam. 3, 10, 3: imperium, Liv. 26, 1: imperium in insequentem annum, id. 9, 42, 2; 10, 22, 9: spatium praeturae in alterum annum, Front. Aquaed. 7: spem militi in alium diem, Plaut. Aul. 3, 5, 57: vitae spatium, Tac. A. 3, 51 fin. : moras in hiemes, Plin. 16, 22, 34, § 83: memoriam alicujus, Plin. Ep. 7, 31, 5: nominis famam, id. ib. 9, 19, 3.—
B Transf.
1 To keep for a long time , to preserve , continue (poet. and in post-Aug. prose): divinis condimentis utere, quī prorogare vitam possis hominibus, Plaut. Ps. 3, 2, 38: alterum in lustrum, meliusque semper Proroget aevum, Hor. C. S. 67: spiritum homini, Plin. Ep. 2, 20, 7; Sen. Ep. 101, 10: conditum prorogatur, Plin. 22, 22, 37, § 79.—
2 To put off , defer (class.): dies ad solvendum, Cic. Phil. 2, 29, 74: diem mortis, Sen. Ben. 5, 17, 6.—
II To pay down beforehand , to advance (post-class.): vel prorogante eo, vel repromittente, Dig. 40, 1, 4, § 1: si ei nummos prorogavit emptor, ib. 40, 1, 4, § 5: pensionem integram, ib. 19, 2, 19, § 6.—
III To propagate , perpetuale (post-class.): prorogata familia, Val. Max. 3, 4, 6: sobolem, Just. 2, 4, 21 (dub.; al. generandam).