To dream of a horse eating oats mean that any project that you have started should be finished. Related DreamsOats To dream that oats hold the vision, portends a variety of good things.The farmer will especially advance in fortune and domestic harmony.To see decayed oats, foretells that sorrow will displace bright hopes.Oats Relates to vigorous new beginnings; see “food”Oats (Horse Eating) 1. Security. 2. Horse refusing to take oats indicates rejection of care.