Related Clues:

• Word on a Ouija board
• Triumphant shout
• Rubber-stamp
• 'Absolutely!'
• ''You rang?''
• Just fine
• Declaration of participation
• OK word?
• Positive reply
• 'O.K.'
• Less than spectacular
• Thumbs-up
• Adequate
• ''To be sure!''
• 'Sounds good to me'