flat out
Intermediate (B1) informal
Going as fast or working as hard as you possibly can, or being so tired you can barely move.
"We were working flat out all weekend to finish the project on time."
Hear it in context
The Internet Era Nobody Asked For
Colin and Samir · 12:14
flat out.
"Massive GRIFTER!" Piers Morgan Grills Russell Brand On Allegations, Prison, 'Truth' & Religion
Piers Morgan Uncensored · 21:41
Flat out wrong.
I Went Car Shopping And Things ESCALATED! 🔥
Life of Tom · 20:37
Yeah, flat out.
Best Gotcha Moments From Season 7 | Compilation | Columbo
Columbo · 13:31
Sir, flat out.
The Funniest Moments of All Time! | The Jonathan Ross Show
The Jonathan Ross Show · 40:29
Flat out right.