killing n
1 bloodshed, carnage, execution, extermination, fatality, homicide, manslaughter, massacre, murder, necktie party (informal) slaughter, slaying
2 (informal) bomb (slang) bonanza, cleanup (informal) coup, gain, profit, success, windfall adj
3 deadly, death-dealing, deathly, fatal, lethal, mortal, murderous
4 (informal) debilitating, enervating, exhausting, fatiguing, punishing, tiring
5 (informal) absurd, amusing, comical, hilarious, ludicrous, uproarious