A Leg Up
A Head Start
A Horse of a Different Color
A Real Horse Race
A Run for One’s Money
A Shoo-In
Across the Board
Also-Ran
At the Drop of a Hat
Back the Wrong Horse
Beat a Dead Horse
Break Away from the Pack
By a Nose
Cheapskate
Chomping at the Bit
Cinch
Dark Horse
Dead Heat
Dead Ringer
Don’t Look a Gift Horse in the Mouth
Down to the Wire
Fast Track
Get Your Goat
Handicap
Handicapper
Handily or Hands Down
Here’s Mud in Your Eye
Horses for Courses
Hot to Trot
In a Lather
In the Money
In the Running
Inside Track
Jockey for Position
Long in the Tooth
Long Shot
Neck and Neck
Odds-On
Off and Running
Off to a Flying Start
Off to the Races
On One’s High Horse
On One’s Toes
On the Money
On the Nose
One for the Books
Out of the Clouds
Out of the Gate
Photo Finish
Put Through One’s Paces
Put Your Money on the Line
Rank Outsider
Ride for a Fall
Run Circles Around
Run True to Form
Set the Pace
Start from Scratch
Straight from the Horse’s Mouth
Take in Stride
Too Close to Call
Under the Wire