Related Clues:

• Pipe up in unison
• Band of singers and dancers
• Total agreement
• All singing the same note
• Something to sing over and over
• All together it's the child of the university
• Commentators of old
• It's sung by numbers
• As one voice
• In ___ (all together)
• Refrain from Switzerland or the States
• Coptic leader and god in agreement
• All act as one in this
• Succeeded in match played at the same pitch
• Unanimity