A thousand years; especially, the thousand years mentioned in the twentieth chapter of Revelation, during which holiness is to be triumphant throughout the world. Some believe that, during this period, Christ will reign on earth in person with his saints.
- A span of one thousand years.
- A thousand-year period of holiness mentioned in Revelation 20, during which Jesus and his faithful followers are to rule on earth.
- A hoped-for period of joy, serenity, prosperity, and justice.
- A thousandth anniversary.