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gainer

American  
[gey-ner] / ˈgeɪ nər /

noun

  1. a person or thing that gains.

  2. full gainer.


gainer British  
/ ˈɡeɪnə /

noun

  1. a person or thing that gains

  2. Also called: full gainer.  a type of dive in which the diver leaves the board facing forward and completes a full backward somersault to enter the water feet first with his back to the diving board Compare half gainer

"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

Etymology

Origin of gainer

First recorded in 1530–40; gain 1 + -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.

“As we’ve seen throughout the post-pandemic period, healthcare was the big gainer among sectors, responsible for nearly all of the gains,” said Michael Bernick, a former director of the state jobs agency.

From Los Angeles Times • May 1, 2026

Best Buy shares rose 4.6% to $63.20, becoming a top S&P 500 gainer due to acquisition speculation.

From Barron's • Mar. 26, 2026

The S&P 500’s technology sector was the day’s biggest gainer, adding 1.8%, in what was a mixed day across sectors.

From The Wall Street Journal • Feb. 25, 2026

Cloudflare’s growth was double that of Lumen Technologies, the next-biggest gainer.

From The Wall Street Journal • Jan. 9, 2026

The biggest publicity gainer of all came one month later in February 1919.

From "1919 The Year That Changed America" by Martin W. Sandler

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