Runny mud (5)
I believe the answer is:
slime
(Other definitions for slime that I've seen before include "Goo" , "Gunk" , "Nasty slippery stuff" , "Sludge, gloop" , "could make things sticky" .)
I believe the answer is:
slime
(Other definitions for slime that I've seen before include "Goo" , "Gunk" , "Nasty slippery stuff" , "Sludge, gloop" , "could make things sticky" .)