Related Clues:

• 'Aye, aye!'
• Final word of 'Ulysses'
• 'Yay!'
• Direct mail sticker
• OK
• 'Let's do it!'
• Encouraging word
• 'Right'
• 'Undeniably'
• 'Rah!'
• Thumbs-up response
• 'Amen!'
• Agreeable reply
• Ring support?
• Direct-mail sticker