# Pool

Pool may refer to:

## Bodies of water

* Swimming pool, usually an artificial structure containing a large body of water intended for swimming
* Reflecting pool, a shallow pool designed to reflect a structure and its surroundings
* Tide pool, a rocky pool on an ocean shore that remains filled with seawater when the tide goes out
* Salt pannes and pools, a water-retaining depression located within salt and brackish marshes
* Plunge pool, a small, deep body of water
* Stream pool, a quiet slow-moving portion of a stream
* Spent fuel pool, a storage facility for used fuel rods from a nuclear reactor
* Vernal pools, seasonal pools of water that provide habitat for distinctive plants and animals.

## Sports and gambling

* Pool (cards), the common pot for stakes or the stakes themselves in card games
* Pool (dominoes), the stock or boneyard in dominoes
* Pool (cue sports), a group of games played on a pool table
* Pool (poker) or pot (poker), money wagered during a single hand of poker
* Pool betting or parimutuel betting, a betting system in which all bets of a particular type are placed together
** Betting pool, a form of pool betting where gamblers pay a fixed price into a pool
*** Football pool, an association football (soccer) betting pool
* Pool play or group stages, the round-robin stage of many sporting championships
* Singapore Pools, Singapore's national lottery

## Computing

* Pool (computer science), a set of initialized resources that are kept ready to use
* Connection pool, a cache of database connections maintained by the database
* Memory pool, a dynamic memory allocation method
** Memory Pool System, a memory management system by Harlequin
* Object pool pattern, a pattern to construct sets of initialized programming objects that are kept ready to use
* Thread pool pattern, a programming method where a number of threads are created to perform a number of tasks
* Pooling layer, a form of non-linear down-sampling in convolutional neural networks

## Arts and entertainment
### Music

* Pool (John Zorn album), 1980
* Pool (Porches album), 2016
* "Pool", a 2017 song by Paramore from the album After Laughter
* "Pools", a 2014 song by Glass Animals from the album Zaba
* "Pools", a 2017 song by Sløtface from the album Try Not to Freak Out

### Film

* The Pool (2001 film), German horror film also known as Swimming Pool
* The Pool (2007 film), co-written and directed by Chris Smith
* The Pool (2009 film), adaptation of the 2006 play
* The Pool (2018 film), Thai survival thriller film
* Pool (film) (Indonesian: Kolam), a 2007 short film

### Video games

* Pool, a 1983 sports game
* Pools, a 2024 horror walking simulator

### Other uses in arts and entertainment

* The Pool (play), by James Brough and Helen Elizabeth, 2006
* "The Pool", an episode of the TV series Mayor of Kingstown, in season 2 (2023)
* Pool (website), a defunct Australian Broadcasting Corporation social media site

## Places
### England

* Pool, Cornwall, on the mainland, England
* Pool, Isles of Scilly, a location in Cornwall, England
* Pool-in-Wharfedale, in West Yorkshire, England
* Pool of London, a stretch of the River Thames
* River Pool (London), a river in England, tributary to the River Ravensbourne
* River Pool, Cumbria, a river in Cumbria, England, tributary to the Gilpin

### United States

* Pool, West Virginia, United States
* The Pool (Central Park) in Manhattan, New York, United States

### Congo

* Pool Department, a division of the Republic of the Congo

## Other uses

* Pool (surname), a surname (and list of people with the surname)
* Pooling (resource management), grouping together of resources or effort
** Press pool, group of news gathering organizations pooling their resources
** Secretarial pool, group of secretaries available to assist executives