flat out

[flat-out] / ˈflætˈaʊt /

ADVERB

at top speed

Synonyms

WEAK

all out at full speed at full throttle bluntly directly full-bore openly peak performance wide open

flat-out

ADVERB

at top speed

Synonyms

WEAK

all the way all-out at a good clip for all one's worth full blast head over heels in full gallop lickety-split the whole nine yards to the max unrestrainedly wide open without reservation

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

To the extent there is no longer such a thing as a flat-out lap.

From BBC • Apr. 3, 2026

His accusation, Jones told Salon, is flat-out false.

From Salon • Mar. 11, 2026

At that awards show, when former Times columnist Amy Kaufman — then recently engaged herself — asked the “Dune” actor flat-out if she was engaged, Zendaya flashed her ring, smiled coyly and shrugged her shoulders.

From Los Angeles Times • Mar. 2, 2026

But buyers with FHA loans sometimes face flat-out rejection, and some sellers state upfront that they won’t do business with FHA buyers.

From MarketWatch • Dec. 12, 2025

And they’re hugging each other, and hugging me, hugging Lucille, and hugging Judy, and random customers are getting hugs—it’s a flat-out hugfest.

From "Blended" by Sharon M. Draper

flat out

Example Sentences

Related Words