Slag (disambiguation)

Slag is a by-product of smelting ore.

Slag may also refer to:

Arts, entertainment, and media

 * Slag (play), an early play by David Hare
 * Slag (video game), a 1980 game for the TRS-80
 * The Slag brothers, characters in the American animated television series Wacky Races
 * Slag, the Dinobot in Transformers

Other uses

 * Slag (welding), a by-product of some arc welding processes
 * Slag, a pejorative British term for slut
 * Slag, an alternative name for spoil tip, mining waste