Definition
An expression used to indicate that the speaker is dissatisfied or worried about the current state of society or life, suggesting that things are not as good, comfortable, or safe as they used to be.
Kids these days just stare at their phones all day and never go outside to play; what's the world coming to?
I remember a time when people helped each other, but now they're so indifferent; what's the world coming to?
In the past, you would never see this kind of disrespect towards elders; what's the world coming to?