- any of various simple spore-producing organisms typically found as slimy masses on rotting vegetation, where they engulf food particles by amoeboid movements. Formerly regarded as fungi, they are now classified as protoctists of the phyla Myxomycota (true, or cellular slime moulds) or Acrasiomycota (plasmodial slime moulds)
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Examples from the Web for slime mould
In the slime-mould the assumption of walls is indeed delayed.
The cellulose of the slime-mould looks toward the world of plants.
Nothing can be more interesting than to watch the slime-mould as its plasmodium accomplishes this its last migration.
In such a position the slime-mould covers, as with a sheath, the entire substratum.