Possible Clues:

• What one might use to lash out?
• Makeup that might be waterproof
• Cosmetic, perhaps a brand mum gets hold of
• Old lady's detailed minding a cosmetic
• Christmas card nearly missing kiss on one 18 across
• Makeup for lashes
• Contents of some streaks on cheeks
• Cosmetic applied with a wand
• Maybelline's Great Lash, for one
• Motor belonging to mother with a coloured liner