Related Clues:

• 'Hard as nails,' for one
• Literary likening
• "Quiet as a mouse," e.g.
• Where 'is to' is used
• Kind of computer or clock
• Kind of TV now converted from digital
• Digital forerunner
• Like some synthesizers
• Alternative to digital
• 'Cute as a button,' e.g.
• Having hands
• 'Right as rain,' e.g.
• "Sick as a dog," for instance
• Metaphor kin
• ''Smart as a whip,'' for instance