1

slag

play
noun \ˈslag\

Definition of slag

  1. :  the dross or scoria of a metal

Origin and Etymology of slag

Middle Low German slagge


First Known Use: 1552

Other Metals and Metallurgy Terms


2

slag

noun

Definition of slag

slang, chiefly British

  1. :  a lewd or promiscuous woman

Origin and Etymology of slag

earlier argot slag coward, worthless person


First Known Use: circa 1958


3

slag

verb

Definition of slag

slagged

;

slagging

chiefly British

  1. transitive verb
  2. :  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


First Known Use: 1971



SLAG Defined for Kids

slag

play
noun \ˈslag\

Definition of slag for Students

  1. :  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

to glide in or as if in an airplane

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • istock-refers-to-this-as-a-tumble-of-strawberries-which-sounded-pretty-nice-to-us
  • Which is a synonym of garner?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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!