the world > food and drink > food > providing or receiving food > feeding animals > [verb (transitive)] > feed horses (3)
transitive. To feed (a horse) with oats. Also intransitive.
transitive. To provide (a horse) with hay in a rack for the night. Also figurative. Now English regional (chiefly southern).
transitive. To furnish or supply with hay; to put (land) under hay.