1. boys who sing in a choir, especially in a church

Examples

• The choirboys practiced their hymns every Tuesday evening.
• All the choirboys wore white robes during the Christmas service.
• The cathedral’s choirboys have beautiful soprano voices.
• My younger brother joined the choirboys at our local church.
• The choirboys performed a stunning rendition of the anthem.
• Several choirboys were selected for the regional competition.