Related Clues:

• Sludgy substance
• It's icky and sticky
• Word from the crib
• Some winter wetness
• Wet snow
• Moo __ gai pan
• Crude oil, e.g.
• Sludgy stuff
• Mucky stuff
• 'Ick!' evoker
• Exudation, maybe
• Not-so-pretty snow
• Oozy gunk
• Wintry mess
• Slimy stuff