filth

plural filths

1. uncountableusuallyDirt; foul matter; that which soils or defiles.

   Before we start cooking we need to clean up the filth in this kitchen.

2. uncountableusuallySmut; that which sullies or defiles the moral character; corruption; pollution.

   He spends all his time watching filth on pornographic websites.

   1 more example

   Novv all theſe Precepts do not only tend to beget in us ſuch vertues and diſpoſitions, as are reaſonable and ſuitable to our nature, and every vvay for our temporal convenience and advantage; but ſuch, as do likevviſe exceedingly diſpoſe us to piety and religion, by purifying our ſouls from the droſs and filth of ſenſual delights.

   1671, John Tillotson, “Phil[ippians] iij. 8.”, in Sermons Preach’d upon Several Occasions, London: […] A[nne] M[axwell] for Sa[muel] Gellibrand, […], →OCLC, pages 190–191

3. derogatoryuncountableusuallyA vile or disgusting person.

   I think you're scum, I think you're filth. And as far as Elaine's concerned you're to get her out of your filthy mind right now.

   1963, Charles Webb, The Graduate

   1 more example

   They were filth, utter filth. I mean, and this tops it. She even bought the video of her sister dying, or at least the sex act that killed her.

   2011, Jeremy Robert Hall, Summer Days

4. USdateduncountableusuallyagricultureWeeds growing on pasture land.

   Grampa remembers when he had to cut filth with a scythe.

1. IrelandUKderogatoryslanguncountableThe police.

   We were in the middle of stashing the money when the filth arrived.

   1 more example

   Riding through the city on my bike all day/'Cause the filth took away my licence

   2006, “LDN”, in Alright, Still, performed by Lily Allen

plural FILTHs

1. UKabbreviationacronymderogatoryAcronym of failed in London, try Hongkong.

   The British expatriate in Hong Kong has long been known as FILTH.

   1994 September 8, Jojo Moyes, “Goodbye to the Hong Kong high life: Young Britons heading for a last outpost of empire are in for a shock, says Jojo Moyes”, in Independent