1. a person or thing that protects or defends someone or something from harm

Examples

• The mother acted as a shielder for her children during the storm.
• He became known as a shielder of the innocent in his community.
• The umbrella served as a shielder against the heavy rain.
• She was a fierce shielder of civil rights throughout her career.
• The bodyguard was an effective shielder for the celebrity.
• The thick walls acted as a shielder from the cold wind.