English Reference
verb · noun

slur

v. · n.
US /ˈsɫɝ/ UK /slˈɜː/ slur UK spelling slur's, slur's, slurred

  1. 01 B2 Upper Intermediate

    v.to speak in a way that is hard to understand because the sounds run together.

    v.to articulate speech sounds indistinctly, often by failing to separate words or syllables clearly.

    Simple

    He was so tired that he started to slur his words.

    In context

    The witness began to slur his speech under the pressure of the cross-examination, making it difficult for the court reporter to maintain an accurate transcript.

    mumblegarble
    enunciatearticulate
  2. 02 C1 Advanced Formal

    v.to say something insulting or unfair about someone to damage their reputation.

    v.to cast aspersions upon someone's character or to utter a derogatory remark intended to discredit.

    Simple

    The politician was careful not to slur his opponent during the debate.

    In context

    The editorial was criticised for attempting to slur the reputation of the activist without providing any concrete evidence of wrongdoing.

  3. 03 C1 Advanced Technical Music

    v.to play or sing a group of musical notes smoothly without a break between them.

    v.to perform a sequence of notes in a legato style, ensuring a smooth transition without separate articulation.

    Simple

    The teacher asked the violinist to slur the next four notes.

    In context

    The composer indicated that the woodwinds should slur the ascending scale to create a more fluid, ethereal atmosphere in the second movement.

    legato
    staccato
  4. 04 B2 Upper Intermediate

    n.a very offensive word or remark used to insult a person's race, religion, or background.

    n.a derogatory or insulting term, specifically one directed at a particular social, racial, or ethnic group.

    Simple

    The player was banned for using a racial slur during the game.

    In context

    The use of a homophobic slur in the broadcast resulted in an immediate apology from the network and a formal investigation by the regulator.

  5. 05 C1 Advanced Technical Music

    n.a curved line over musical notes that shows they should be played smoothly.

    n.a curved line placed over or under a group of notes to indicate they are to be played legato.

    Simple

    Make sure you follow the slur marked in the third measure.

    In context

    The pianist noted that the slur extended across the bar line, requiring a seamless connection between the two phrases.

Her words were slurred and hard to comprehend: "I feel my body doesn't belong to me.

BBC News· 25 Aug 2026

The American alligator has meant many things to Americans, at times prized for its hide, adopted as a mascot and weaponized as a slur.

The Conversation· 11 Aug 2026

From Middle English sloor (“thin or fluid mud”). Cognate with Middle Low German sluren (“to trail in mud”). Also related to dialectal Norwegian sløra (“to be careless, to scamp, dawdle”), Danish sløre (“to wobble, be loose”) (especially for wheels); compare Old Norse slóðra (“to drag oneself along”). * (an extremely offensive term): Influenced by various compounds of sense 1 such as racial slur, ethnic slur, etc.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Middle English sloor
Level C1 · Advanced
Frequency Occasional
Updated