idioms using “flat”

Flat out

As fast as possible

“We’re working flat out to get our household goods packed before the movers arrive.”

Flat broke

To have no money at all

“We’re flat broke so we won’t be going abroad for a holiday this year.”

Flat

Exactly

“It took her six minutes flat to walk to work.”

Fall flat on one’s face

To fail completely

“The comedian fell flat on his face with his new comedy routine.”

In no time flat

Very quickly

“We’ll have those numbers for you in no time flat.”