What does cooling-off time mean?

Question

What does cooling-off time mean?

Answer 1

For people it may be a time-out, a detention or just time away from someone who makes them hot-under-the-collar.

Could also apply to cars and computers that overheat.

Answer 2

With regards to people - time away from each other, particularly after a heated moment, in order for "hot" tempers to "cool off".