slag: Meaning and Definition of

slag

1. Also calledthe more or less completely fused and vitrified matter separated during the reduction of a metal from its ore.
2. the scoria from a volcano.
3. waste left over after the re-sorting of coal.

1. to convert into slag.
2. to remove slag from (a steel bath).

1. to form slag; become a slaglike mass.

slag

1. an abusive woman.