1. moated - protected by a deep wide ditch usually filled with water. protected - kept safe or defended from danger or injury or loss; "the most protected spot I could find"

What does the word Moats mean?

1 : a deep and wide trench around the rampart of a fortified place (such as a castle) that is usually filled with water The moat can be crossed by a drawbridge.

What is the meaning of keep a moat?

A moat means "Keep out!" You're most likely to hear about moats if you read a fairy tale or a history of medieval times. This water-filled ditch is one of the lines of defense for a castle. In the old days, it was pretty effective.