haystack

mastery
/ˈheɪˌstæk/nounname

card 1 of 10 · context meaning

What does 'haystack' mean in this sentence?

But the point of confining the Kansas City gun experiment to the worst parts of the worst neighborhoods was to make the haystack just a little smaller, and to make the inevitable trade-off between fighting crime and harassing innocent people just a little more manageable.