Related Clues:

• Thumbs-up response
• Never-failing
• 'Amen!'
• Agreeable reply
• 'No sweat'
• Direct-mail sticker
• 'That's a go'
• “Absolutely!”
• Assent
• 'I did it!'
• Affirmative
• Indeed
• 'Oh, what the hell'
• Convinced
• 'Sure thing!'