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gusher

American  
[guhsh-er] / ˈgʌʃ ər /

noun

  1. a flowing oil well, usually of large capacity.

  2. a person who gushes.

gusher British  
/ ˈɡʌʃə /

noun

  1. a person who gushes, as in being unusually effusive or sentimental

  2. something, such as a spurting oil well, that gushes

"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 gusher

First recorded in 1860–65; gush + -er 1

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.

Now, after more than 3½ years of conflict, the gusher is slowly starting to peter out.

From The Wall Street Journal • Sep. 28, 2025

And advance payments on big commercial jet orders generated a gusher of cash, boosting Boeing’s valuation on Wall Street.

From Seattle Times • Jul. 26, 2023

Mr. Shah, 48, is the gatekeeper for that gusher of tax dollars.

From New York Times • May 11, 2023

After all, it is just one of many — who can keep straight the gusher of allegations and indictments, actual and impending?

From Washington Post • Apr. 27, 2023

After a stint in politics, he tried to discover another gusher but failed.

From "Killers of the Flower Moon" by David Grann

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.