take down = separate something into pieces and put it back in its place
- When it started to rain, we took the tent down and returned home. That was the end to our pic nic.
- When the school play ended, we took down all the scenery.
- When the politician ended his speech, the technicians took the platform where he was speaking down.
- The scaffold is a metal structure around a building being built. Workmen stand on it and build, paint, repair the building. When they finish their work, they take it down.