Related Clues:

• Glossy
• Like a conman
• Fast-talking
• Rain-covered
• Smooth and glossy
• Bad for traction
• Ingenious
• Deceptively plausible
• Like some salesmen
• Alternative to 'champ' or 'sport'
• Oily driving hazard
• Sleek - film of oil
• Like an ice-covered road
• Film of spilled oil
• Like a recently waxed floor