Dictionary

flat–out

adjective \ˈflat-ˌat\

: absolute and complete

: greatest possible

Full Definition of FLAT-OUT

1
:  being or going at maximum effort or speed
2
:  out-and-out, downright <it was a flat–out lie>

First Known Use of FLAT-OUT

1906
FLAT-OUT Defined for Kids

flat–out

adjective \ˈflat-ˌat\

Definition of FLAT-OUT for Kids

1
:  2out-right 1 <That's a flat-out lie. — Phyllis Reynolds Naylor, Shiloh>
2
:  greatest possible <a flat-out effort>

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2 ENTRIES FOUND:
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