slut's wool

US, UK/slʌts wʊl/

noun

Accumulated dust, fluff, hair, etc., that tends to occur indoors in areas that are not regularly dusted, such as under heavy furniture.

Meanings

nounslut's wool (uncountable)
  1. idiomaticslanguncountableAccumulated dust, fluff, hair, etc., that tends to occur indoors in areas that are not regularly dusted, such as under heavy furniture.
    1 more example

    There have been a great many things to be seen to, in order to make everything cosy, since Mr. Walsh had developed bachelor's habits after the death of his first wife, and some things had become none too savoury. I had a large array of cobwebs and hanks of slut's wool to sweep out from under the beds, and also a fair deal of scrubbing and scouring to do.

    1996, Margaret Atwood, Alias Grace, Toronto: McClelland & Stewart, →ISBN

    Synonyms: dust bunny, house moss

Synonyms & antonyms

nounAccumulated dust, fluff, hair, etc., that tends to occur indoors in areas that are not regularly dusted, such as under heavy furniture.

Also see

Origin

From slut (“a slovenly, untidy person (archaic)”) + -'s + wool.

Full word history & related roots →
Cite this entry
APA

slut's wool. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/slut's%20wool

MLA

“slut's wool.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/slut's%20wool. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “slut's wool,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/slut's%20wool.

Source: slut's wool on Wiktionary, CC BY-SA 4.0.