Related Clues:

• Firmly fixed
• 'Go easy, please'
• "Not that hard!"
• High-school honey
• Sure
• Main squeeze
• On an even keel
• Not shaky
• Slow partner?
• Unlikely to flip over
• Regular girlfriend, in the '50s
• Sure-handed
• Firmly balanced, not rocking
• Firm or constant
• 'Full cup, ...... hand'