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Synonyms

jump in

Idioms  

  1. Also. Enter into something enthusiastically; also, act precipitately. For example, When Don found out what his job was to be, he was ready to jump in immediately, or As soon as they asked me to join, I jumped in with both feet, or When buying securities, Anne's apt to jump into the ring, no matter what the risks. The first two usages allude to jumping into water; the third alludes to entering the fray of the boxing ring.

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.

Their refunds increased by $685, the highest jump in the country.

From MarketWatch • Apr. 15, 2026

On the consumer side, JPMorgan’s card services and auto lending division reported a 13% jump in revenue, largely thanks to customers carrying higher balances on credit cards.

From The Wall Street Journal • Apr. 14, 2026

Consumer- and community-banking revenue was up 6.9% to $19.57 billion, amid a 13% jump in revenue in the card service and auto business to $7.8 billion.

From MarketWatch • Apr. 14, 2026

The New York-based investment bank scored an 18 percent jump in quarterly profit to $5.4 billion, citing a "significant increase in completed mergers and acquisitions volumes" that boosted financial advisory revenues.

From Barron's • Apr. 13, 2026

The road is open, and I’m tempted to jump in the car and make a break for Bletchley.

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

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.