Related Clues:

• Mass
• Lowlifes
• Slimy stuff
• Yucky guck
• Slimy gunk
• Hair gel, e.g.
• Shapeless movie monster
• Viscous substance
• 1958 McQueen foe, with "the"
• 1958 chiller (with ''The'')
• Monster in a Steve McQueen movie
• ''Ghostbusters'' goo
• Shapeless thing
• 'You Can't Do That on Television' substance
• ''Ghostbusters'' goop