Related Clues:

• "Dang it!"
• Muck (slang)
• Grunge or gunk
• Oil filter accumulation
• Guck
• Greasy residue
• Unpleasant sticky stuff
• Don't mess with this king - it's messy
• Unpleasantly sticky substance
• Piece ending in sink, sticky stuff
• Unpleasantly sticky stuff
• Unpleasant substance
• Disgusting deposit
• Disgustingly foul substance
• Skiing slang for gluey half-melted snow