See Also: killer 1, noun(dictionary)
killer(medicine)
nine-killer(medicine)
killer(dictionary)
lady-killer(medicine)
Killer bees(money)
killer 2, adjective(dictionary)
Killer T cell(health)
giant killer(dictionary)
killer whale(encyclopedia)

killer 1, noun (oh)



a person, animal, or thing that kills
::Heart disease is America's number one killer.
::the hunt for her killers
::weed killer
-see also serial killer at serial 2 (1)
informal something or someone that is very difficult, tiring, or boring
::The new project is a killer.
informal something that is very exciting or impressive
::I'm not saying the film is a killer, but it's cool.