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Synonyms

loo

1 American  
[loo] / lu /

noun

  • loos
    plural
  1. a card game in which forfeits are paid into a pool.

  2. the forfeit or sum paid into the pool.

  3. the fact of being looed.


verb (used with object)

looed, looing
  1. to subject to a forfeit at loo.

loo 2 American  
[loo] / lu /

noun

British Informal.
  • loos
    plural
  1. toilet.


loo 3 American  
[loo] / lu /

verb (used with or without object)

Chiefly Northern U.S.
  • loos
    plural
  1. low.


loo 4 American  
[loo] / lu /

noun

  • loos
    plural
  1. Scots. love.


loo 1 British  
/ luː /

noun

  1. a gambling card game

  2. a stake used in this game

"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

loo 2 British  
/ luː /

noun

  1. an informal word for lavatory

"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

loo 3 British  
/ luː /

verb

  1. a variant spelling of lou

"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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of loo1

First recorded in 1665–75; short for lanterloo, from Dutch lanterlu, from French lantur(e)lu, a special use of a meaningless refrain of an old song

Origin of loo2

First recorded in 1935–40; of uncertain origin; perhaps from French lieux (d'aisances) “latrines, toilets,” literally, “places of ease”; perhaps a pun on the place name Waterloo, based on water closet

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.

See Examples For:

Particular attention was paid to their Universal Waste Management System, otherwise known as the loo.

From BBC Apr. 11, 2026

Ahead of the sale, Sotheby’s expert David Galperin said the house will install the golden loo in a fourth-floor bathroom within its new Manhattan headquarters.

From The Wall Street Journal Oct. 31, 2025

Unlike a wearable, which is easy enough to leave on your nightstand, the loo is something you can’t forget to use.

From The Wall Street Journal Oct. 26, 2025

The purported health risks of extended loo time have long circulated through doctors’ offices and news articles.

From Slate Sep. 12, 2025

“You’re down here with Kat and Syd. The three of you have your own loo, which you’re all responsible for keeping clean.”

From "City Spies" by James Ponti

Things such as providing decent loos with an on-site cleaning team have proven popular, Castle says, as have the free shower facilities.

From BBC Jul. 12, 2026

Reflecting on her political career in 2016, she said: "I never went round looking for problems so I never found them. The only problem I found as a woman MP were there were insufficient loos."

From BBC Jul. 10, 2026

She believes the "beautiful and sumptuous" loos are just an example of their vision, which was to be "something very special for everyone".

From BBC Feb. 4, 2026

“Have you seen our loos? They’re literally in a wooden shed and they’re cold,” Gyngell told the Telegraph, adding: “Service can be very haphazard and there’s nothing fancy or clever about our food.”

From The Wall Street Journal Dec. 3, 2025

The corridors jam with weary war travelers, and the loos overflow with stink.

From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin

It looed like progress, so I reached out to Marc Mauer over at The Sentencing Project for his take on the reduction in federal prison population. 

From Forbes Oct. 2, 2014

Each player must follow suit if he can, or be looed.

From Enquire Within Upon Everything The Great Victorian Domestic Standby by Anonymous

If neither player receives a higher card of the same suit as that turned up all are looed, and the amount in the pool remains, being included in the stakes for the next deal. 

From Round Games with Cards A Practical Treatise on All the Most Popular Games, with Their Different Variations, and Hints for Their Practice by W. H. Peel

Those who play their cards, either with or without changing, and do not gain a trick, are looed.

From Enquire Within Upon Everything The Great Victorian Domestic Standby by Anonymous

The player who looks at his neighbour's hand, either during the play or when they lie on the table, is looed.

From Enquire Within Upon Everything The Great Victorian Domestic Standby by Anonymous

“Giving him the chance to come up here and show what he’s capable of doing on Saturday is also something we’re really looing forward to,” Marmol said.

From Seattle Times May 19, 2022

Crappie are fair with jigs looing for structure and brush piles.

From Washington Times Oct. 21, 2020

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