1

slag

noun \ ˈslag \

Definition of slag

: the dross or scoria of a metal

Origin and Etymology of slag

Middle Low German slagge

Other Metals and Metallurgy Terms


2

slag

noun

Definition of slag

slang, chiefly British
: a lewd or promiscuous woman

Origin and Etymology of slag

earlier argot slag coward, worthless person


3

slag

verb

Definition of slag

slagged; slagging
transitive verb
chiefly British
: to criticize harshly

Examples of slag in a Sentence

  1. London reviewers slagged off the new play for being another kitchen-sink drama.

Origin and Etymology of slag

probably from 2slag



SLAG Defined for Kids

slag

noun \ ˈslag \

Definition of slag for Students

: the waste left after the melting of ores and the separation of the metal from them

Learn More about slag


Seen and Heard

What made you want to look up slag? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

an inference not connected logically

Get Word of the Day daily email!

Test Your Vocabulary

Find the Cousins

  • a-large-tree-with-many-branches
  • Which pair shares a common word ancestor?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!