a. Obs. rare. [f. L. cruent-us (see CRUENT) + -OUS.] Bloody. (lit. and fig.)
1648. Venice Looking-glass, 9. Thus a cruell and most cruentous civill war began.
1651. Howell, Venice, 125. A most cruentous fight passd on both sides.
1675. Burthogge, Causa Dei, 301. The insufficiency of cruentous Sacrifices.
1882. Syd. Soc. Lex., Cruentous, red like blood; bloody. Formerly applied to the humours or excretions, sputa, sweat, and such like, when mixed with blood.