0 as fast, energetically etc as possible -- อย่างเร็วเท่าที่จะเป็นไปได้
She worked flat out.
At the end of 1973, industry was working flat out.
Most of our services are directly involved and are now working flat out to produce their contribution.
Our chaps are flat out doing exactly that.
Is it their intention to go flat out for a nuclear energy policy?
Surely it is only fair that, following eight weeks of unmitigated pressure, the shop staff who have been working flat out deserve a break.
The fallacy is that both of them were talking as if our economy is now going flat out.
Experience has shown that we cannot run this economy flat out the whole time without running into balance of payments difficulties.
On the other hand, these career civil servants who should not be political neuters have to work flat out for the government of the day.
