Killing
来自Big Physics
Middle English (in the sense ‘strike, beat’, also ‘put to death’): probably of Germanic origin and related to quell. The noun originally denoted a stroke or blow.
wiktionary
From kill + -ing.
etymonline
killing (adj.)
mid-15c., "deadly, depriving of life," present-participle adjective from kill (v.). Meaning "overpowering, fascinating, attractive" is 1630s, from the verb in a figurative sense "overwhelm (someone) by strong effect on the mind or senses." Meaning "very powerful in effect, exceedingly severe, so as to (almost) kill one" is from 1844. Related: Killingly.
killing (n.)
"act of slaying, "mid-15c., verbal noun from kill (v.). Meaning "large profit" is from 1886, American English slang.
