Lewis Short
(adverb) : quorsum and quorsus, quovorsus or -um
* To what place, whitherward, whither
* Lit.: nescio hercle, neque unde eam, neque quorsum eam, Ter. Eun. 2, 3, 14: quaerit quorsus potissimum in praedam superne sese ruat,App. Flor. 1, p. 341, 6.
* Trop., whither: tenes, quorsum haec tendant, quae loquor?Plaut. Pers. 1, 2, 81: sane curae est, quorsum eventurum hoc siet,where this may go to, how it may turn out,Ter. Hec. 1, 2, 118; so, eri semper lenitas Verebar quorsum evaderet,id. And. 1, 2, 5: sed quorsus haec pertinent?Cic. Leg. 1, 24, 63: non dices hodie, quorsum haec tam putida tendant,whither this tends,Hor. S. 2, 7, 21: quorsum pertinuit,id. ib. 2, 3, 11: quorsum abeant,id. ib. 2, 3, 246: quorsum igitur haec spectat tam longa, tam alte repetita oratio?at what does it aim?Cic. de Or. 3, 24, 91.
* In partic., to what purpose? to what end? with what view? for what? quorsum igitur haec disputo? quorsum? ut intellegere possitis, Cic. Red. ad Quir. 2, 5: quorsum tandem, aut cur ista quaeris?id. Leg. 1, 1, 4: quorsus, inquam, istuc?id. Brut. 85, 292: quor sum est opus?for what is it needed?Hor. S. 2, 7, 116.
* * From what cause? why? quorsum insanus? Hor. S. 2, 3, 201; Acron. ad loc. (but K. and H. read cursum; cf. Orell. ad loc.).
Charlton T. Lewis, Charles Short, A Latin Dictionary