Today's SE - Hagmyren Horse Racing Picks

Underlay

A horse that is going off at lower odds than it deserves based on performance.

Tack

The equipment the horse wears, including saddle and bridle. A jockey typically has their own racing saddle, placed on each horse they ride just before the race.

Bute

Shortened word for phenylbutazone, the common non-steroidal medication legal at most racetrack.