Related Clues:

• Word on a Ouija board
• Triumphant shout
• 'Absolutely!'
• ''You rang?''
• One toward passage
• OK word?
• Positive reply
• 'O.K.'
• Roll call call
• Thumbs-up
• ''To be sure!''
• 'Sounds good to me'
• Thumbs-up vote
• Cry of accomplishment
• 'Exactly!'