Word.ws English Dictionary

if it's yellow let it mellow

if it's yellow let it mellow phrase: in order to save water, do not flush the toilet every time you urinate.

Phrase

if it's yellow let it mellow

  1. In order to save water, do not flush the toilet every time you urinate.
    • It's a tad gross that I haven't been able to flush, but if it's yellow, let it mellow ... and run like hell-o.2011, Kirsty McKay, Undead, →ISBN
    • He went on to explain: I'm not gonna waste like a gallon and a half of water that we're stealing from the Colorado River just cuz I took a pee, you know like, 'if it's yellow let it mellow,' you know, don't flush it.2013, Laura Portwood-Stacer, Lifestyle Politics and Radical Activism, →ISBN, page 29

Origin of if it's yellow let it mellow

A short version of "if it's yellow let it mellow, if it's brown flush it down".

Questions about if it's yellow let it mellow

What does if it's yellow let it mellow mean?
If it's yellow let it mellow means in order to save water, do not flush the toilet every time you urinate.
What part of speech is if it's yellow let it mellow?
If it's yellow let it mellow is a phrase.

Words near if it's yellow let it mellow in the dictionary

  1. if it works, it works
  2. if it you please
  3. if it's all the same
  4. if it's not one thing it's another
  5. if it's the last thing I do
  6. if it's yellow let it mellow
  7. if it's yellow, let it mellow; if it's brown, flush it down
  8. if looks could kill
  9. if memory serves
  10. if money
  11. if moneys

Source and license

Adapted from Wiktionary: if it's yellow let it mellow (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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