Lewis Short
dē-fēnĕro, āvi, ātum, 1
* V. a., to involve in debt, Ambros. de Tobia 9.—Hence, P. a.: dēfēnĕrātus, a, um, overwhelmed by debt, exhausted by usury (post-class.): plurimis creditoribus defeneratus,App. Mag. p. 322, 21; Ambros. Ep. 7, 1.
Charlton T. Lewis, Charles Short, A Latin Dictionary