Lewis Short
(verb) : exosso, āvi, ātum, 1, id.
* To deprive of the bones, to bone: mirum ni hic me quasi muraenam exossare cogitat,Plaut. Am. 1, 1, 163: congrum,Ter. Ad. 3, 3, 24; cf.: congrum, muraenam exdorsua ... exossata fac sient,Plaut. Aul. 2, 9, 3; id. Am. 1, 1, 162.—Hence, trop., to break the power of, to make helpless, Vulg. Jer. 50, 17.—Poet.: exossato pectore, boneless, i. e. flexible (cf. exos), Lucr. 4, 1271: exossatus ager,i. e. without stones, cleared,Pers. 6, 51.
Charlton T. Lewis, Charles Short, A Latin Dictionary