Related Clues:

• Old-style ''truly''
• ''Let's all hope so!''
• One in favor
• Instant — support
• Up vote
• Motion supporter
• Senator's answer
• Duelist's attendant
• To back
• 23rd Psalm affirmation
• Back in a moment?
• Shout with a fist pump
• Affirmative vote for new member
• Concert shout
• Go-to concert exclamation