Lewis Short
(adjective) : fūrax, ācis, id.
* Inclined to steal, given to stealing, thievish (rare but class.; cf.: rapax, furunculus): servus,Cic. de Or. 2, 61, 248: P. Cornelius homo avarus et furax,id. ib. 2, 66, 268: furacissimae manus,id. Pis. 30, 74: nihil est furacius illo,Mart. 8, 59, 3: tam furax a mento volsella,i. e. removing the beard,Tert. Pall. 4.—* Adv.: fūrācĭter, thievishly; only sup.: cum omnium domos, apothecas, naves furacissime scrutarere,Cic. Vatin. 5, 12.
Charlton T. Lewis, Charles Short, A Latin Dictionary