slag

verb

The factory slags the waste material.

意味（1）

(transitive) To produce slag.

意味（2）

(intransitive) To become slag; to agglomerate when heated below the fusion point.

意味（3）

(transitive) To reduce to slag.

意味（4）

(slang, transitive, sometimes with "off") To talk badly about; to malign or denigrate (someone).

意味（5）

(intransitive, Australia, slang) To spit.