High wire act is an act where a person caught would take wrong decisions and do a wrong thing.
Step-by-step explanation:
High wire act situation is a situation in which a person is caught in leading to the person to easily to do the wrong thing. It is very tough to take the right decision if you are caught in a situation which is a high wire situation to be dealt with.
Since it is clear from the name only, high wire act is an act which is not easy, requires a lot of skill and may be a lot of practice to get excellence over that particular situation. Thus leading to wrong happenings, many a times.