cannonball

1 of 2

noun

Synonyms of cannonballnext
1
: a usually round solid missile made for firing from a cannon
2
: a jump into water made with the arms holding the knees tight against the chest
3
: a hard flat tennis service
4
: an express train

cannonball

2 of 2

verb

cannonballed; cannonballing; cannonballs

intransitive verb

: to travel with great speed

Examples of cannonball in a Sentence

Verb a dune buggy came recklessly cannonballing down the crowded beach
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
The first cannonball, discovered March 5, just before the 190th anniversary of the Battle of the Alamo, is made of solid bronze. Ashley Vega, PEOPLE, 7 July 2026 Researchers were surprised to find the second cannonball, Lindley told Fox News Digital. Andrea Margolis, FOXNews.com, 5 July 2026
Verb
In lieu of sugarcoating the possibility of being made whole again and/or overstating the extent to which a mutual understanding might allow these characters to identify their common enemy, the film cannonballs into the grim absurdity of a world that’s lost control of itself. David Ehrlich, IndieWire, 6 Aug. 2025 Made from a nylon and elastane blend, there is enough comfort and support to cannonball into your favorite lake. Erinne Magee, Travel + Leisure, 17 May 2023 See All Example Sentences for cannonball

Word History

First Known Use

Noun

1606, in the meaning defined at sense 1

Verb

1899, in the meaning defined above

Time Traveler
The first known use of cannonball was in 1606

Browse Nearby Words

Cite this Entry

“Cannonball.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cannonball. Accessed 16 Jul. 2026.

Kids Definition

cannonball

noun
can·​non·​ball
ˈkan-ən-ˌbȯl
: a usually round solid missile for firing from a cannon
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster