on the flat
idiomPart offlat
on the flat — idiom
1. on ground that is level, not on a slope, hill, or raised section — used especial
1.idiom
Definition
on ground that is level, not on a slope, hill, or raised section — used especially in horse racing, cycling, and athletics
Example
The horse is much faster on the flat than on hills.
Runners must save their energy for the final part of the race on the flat.