Synonyms

poo

American

[poo] / pu /

noun

Slang.

excrement.

verb (used without object)

Slang.

pooed, pooing

to defecate.

poo British

/ puː /

interjection

another spelling of pooh

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of poo

First recorded in 1955–60; of expressive origin

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Taylor Hughes from Wrexham says hiding poo bags in Hadrian's Wall is "just lazy".

From BBC • Apr. 6, 2026

I live every day in old clothes and no make=up, covered in animal poo.

From BBC • Mar. 7, 2026

Look out for blood in your poo as well as bleeding from the bottom when you go to the toilet.

From BBC • Feb. 12, 2026

In Y Gelli Gandryll every bin can take dog poo, so what reason is there not to get rid of it?

From BBC • Jan. 31, 2026

There’s a quiet moment when my Noise fills the room with Manchee, just fills it with him, side to side, barking and barking and needing a poo and barking some more.

From "The Knife of Never Letting Go" by Patrick Ness

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

poo