Lewis Short
(adjective) : quaestŭōsus, a, um, quaestus.
* Gainful, profitable, advantageous, lucrative, productive (class.; syn. lucrosus): ager,productive, fruitful,Cato, R. R. 1, 6: mercatura,Cic. Tusc. 5, 31, 86; id. Fin. 5, 30, 91: quaestuosissima officina,id. Phil. 2, 14, 35: res Verri,Cic. Verr. 2, 2, 19, § 46: uberrimus et quaestuosissimus annus,id. ib. 1, 14, 40: hoc multo est quaestuosius, quam, etc.,id. Agr. 2, 25, 67: benignitas quaestuosior,id. ib. 1, 4, 10: edictum quaestuosissimum,Cic. Verr. 2, 3, 14, § 36: insula quaestuosa margaritis,rich in,Plin. 6, 25, 28, § 110: emporium,Liv. 39, 15.
* That looks to one's own gain, advantage, or profit, eager for gain: quaestuosus homo,Cic. Par. 6, 3, 49: gens,Curt. 4, 7, 19: nec satis in arte eā quaestuosus,Plin. 26, 3, 7, § 12: dummodo eam (mulierem) des, quae sit quaestuosa,i. e. a prostitute,Plaut. Mil. 3, 1, 190.
* That has great gain or profit, wealthy, rich: gens Syrtica navigiorum spoliis quaestuosa,Curt. 4, 7, 19: Graeci,Plin. 28, 4, 13, § 50: milites,Tac. A. 13, 35: quaestuosi et opulenti, id. ib. 12, 63.— Adv.: quaestŭōsē, gainfully, advantageously, profitably (post-Aug.). —Comp.: quaestuosius,Plin. 19, 4, 19, § 56. — Sup.: quaestuosissime,Sen. Ben. 4, 3, 3.
Charlton T. Lewis, Charles Short, A Latin Dictionary