flat-out

listen to the pronunciation of flat-out
English - English
Alternative spelling of flat out
In a direct manner; bluntly: "told me the truth flat out"
At top speed: "running flat out"
bluntly, no holds barred

She thought it was best to tell him she didn't love him flat out.

lazy, sleeping (Australian)

flat out (like a lizard in the sun) - doing absolutely nothing.

At top speed

After 10 minutes of running flat out, he was out of breath.

flat out like a lizard drinking
(deyim) Very busy
flat out
at top speed; "he ran flat out to catch the bus"; "he was off down the road like blue murder"
flat out
in a blunt direct manner; "he spoke bluntly"; "he stated his opinion flat-out"; "he was criticized roundly"
flat out
(Informal) directly, bluntly, in a straightforward manner; as fast as possible, very quickly
flat out
at top speed; "he ran flat out to catch the bus"; "he was off down the road like blue murder