Select the most appropriate meaning of the given Idiom:- "To Wind down"

Relaxing state after a long tiring work or situation

The most appropriate meaning of the idiom "to wind down" is relaxing state after a long tiring work or situation. The idiom comes from the literal meaning of winding down a watch or a clock, which is to gradually decrease the tension in the spring. In the same way, when someone says that they are "winding down," they are saying that they are relaxing and letting go of the tension that they have been feeling.

The other options are not as accurate. Slowing down of fast winds means to make winds slower. To play down a situation means to make a situation seem less important or serious. None of these meanings are the same as "relaxing state after a long tiring work or situation."