[f. as prec. + -ING2.] That empoisons, kills by poison, or renders poisonous.
1598. Ord. for Prayer, in Liturg. Serv. Q. Eliz. (1847), 682. The sacred oil is a sovereign Antidote against empoisoning confections.
1650. Sir T. Browne, Pseud. Ep. (ed. 2), III. xxvii. 151. Nor are all Snakes of such empoisoning qualities.
1653. Urquhart, Rabelais, II. xv. 108. I am almost choaked with the smell thereof, it is so pestiferous and impoisoning.
1706. Watts, Horæ Lyr., III. 258. The impoisoning taint Oerspreads the building.