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Webster 1913 Edition
Killing
Kill′ing
,Adj.
Literally, that kills; having power to kill; fatal; in a colloquial sense, conquering; captivating; irresistible.
– Kill′ing-ly
, adv.
Those eyes are made so
killing
. Pope.
Nothing could be more
killingly
spoken. Milton.
Webster 1828 Edition
Killing
KILL'ING
,ppr.