1. a boy who sings in a church choir
2. a person who appears innocent or well-behaved
Usage: informal

Examples

• The choirboy sang a beautiful solo during the Christmas service.
• He was a choirboy at the cathedral for three years.
• The young choirboys wore white robes and red sashes.
• Despite his reputation, he was no choirboy when it came to business dealings.
• The choirboy’s voice cracked during puberty, ending his singing career.
• She hired him thinking he was a choirboy, but he turned out to be quite mischievous.