ˌthree-ring ˈcircus noun

1. [singular] American English informal a place or situation that is confusing because there is too much activity:
I don’t know how you can work in that office – it’s like a three-ring circus.

2. [countable usually singular] a circus that has three areas in which people or animals perform at the same time

[TahlilGaran] Dictionary of Contemporary English ▲

three-ring circus
[American & Australian]
a lot of noisy or confused activity.
It's a three-ring circus in that classroom - the kids can't possibly be learning anything.

[TahlilGaran] English Idioms Dictionary ▲

three ring circus
n. A scene of much confusion or activity.
The street was a three-ring circus of cars, people, noise, and lights.
It is a three-ring circus to watch that silly dog play.

[TahlilGaran] English Idioms Dictionary ▲