# slag off

> English word · Verb

## Definitions
1. To purify by melting and removing slag.
2. To talk insultingly to or about someone or something; usually one who is not present.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/slag-off