1. the ceremonial guards at the Tower of London, officially called Yeoman Warders
Usage: British; proper noun when referring to the specific guards

Examples

• The beefeaters gave an entertaining tour of the Tower of London.
• Tourists love taking photos with the beefeaters in their traditional red uniforms.
• The beefeaters have guarded the Tower of London for centuries.
• One of the beefeaters told us about the ravens that live at the Tower.
• The beefeaters wear distinctive Tudor-style costumes during ceremonies.
• We learned that beefeaters must have served in the military before joining the Tower.