The Collaborative International Dictionary
Rescussor
Rescussor \Res*cus"sor\ (r?s-k?s"s?r), n. [LL.] (O.Eng.Law)
One who makes an unlawful rescue; a rescuer.
--Burril.
Wiktionary
rescussor
n. (context legal UK obsolete English) One who makes an unlawful rescue; a rescuer.