(adverb) : ōlim, ole, olle, ollus or olus, archaic for ille, with locative ending -im, = illo tempore, v. Brix ad Plaut. Trin. 523, lit.
* At that (sc. remote) time; hence
* Of past time, some time ago, once upon a time, once, formerly, in time past, whilom, erst (freq. and class.; syn. quondam): versibu' quos olim Fauni vatesque canebant, Enn. ap. Cic. Brut. 19, 76 (Ann. v. 222 Vahl.): ut fuit olim Sisyphus,Hor. S. 1, 3, 46: sic enim olim loquebantur,Cic. de Or. 2, 43, 183: olim, vel nuper,id. Div. 2, 25, 55; so corresp. to hoc tempore,id. Fam. 7, 24, 1: olim...mox,Tac. H. 1, 67: ut erant olim,Cic. Att. 12, 39, 2; cf.: alium esse censes nunc me, atque olim,Ter. And. 3, 3, 13; Cic. Fam. 15, 20, 2: gens olim armis, mox memoriā nominis clara,Tac. H. 7, 67: fuit olim senex: ei filiae Duae erant,there was once an old man,Plaut. Stich. 4, 1, 33.
* Transf.
* Of the future, one day, on a future day, at a future time, hereafter (rare but class.): audire edepol lubet. St. Primum omnium olim terra quom proscinditur, Plaut. Trin. 2, 4, 122: utinam coram tecum olim, potius quam per epistulas!Cic. Att. 11, 4, 1: exoriare aliquis ultor...Nunc, olim, quocumque dabunt se tempore vires,Verg. A. 4, 625; cf.: non si male nunc et olim Sic erit,Hor. C. 2, 10, 17: forsan et haec olim meminisse juvabit,Verg. A. 1, 203: numquid ego illi Imprudens olim faciam simile?Hor. S. 1, 4, 137: vir nominabitur,Quint. 10, 1, 104.
* Now for a long time, this good while, long ago (mostly post-Aug.; not in Cic.): olim non librum in manus sumpsi: olim nescio, quid sit otium,Plin. Ep. 8, 9, 1: audio quid veteres olim moneatis amici,Juv. 6, 346: nullas mihi epistulas mittas,Plin. Ep. 1, 11, 1: provisum erat,Tac. A. 13, 15: corruptis moribus,id. ib. 14, 15: olim jam nec perit quicquam mihi nec acquiritur,Sen. Ep. 77, 3.

s. TLL