gey‧ser /ˈɡiːzə $ ˈɡaɪzər/ noun [countable]
[Date: 1700-1800; Language: Icelandic; Origin: Geysir, name of a hot spring in Iceland, from geysa 'to flow out quickly']

1. a natural spring that sends hot water and steam suddenly into the air from a hole in the ground

2. British English a machine fixed to a wall over a bath or sink and used for heating water

[TahlilGaran] Dictionary of Contemporary English ▲