Related Clues:

• It's OK on board
• Bridge answer
• Popeye's approval
• Affirmative answer
• '___, captain!'
• Seaman's "You bet"
• Yeoman's 'yes'
• "Will do, Captain"
• Nay opposite
• Response to an order
• Sailor's ''yes''
• Swabby's ''Sure!''
• Navy affirmative
• Naval assent
• Marine agreement