can·​non·​ball | \ ˈka-nən-ˌbȯl How to pronounce cannonball (audio) \

Definition of cannonball

 (Entry 1 of 2)

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


cannonballed; cannonballing; cannonballs

Definition of cannonball (Entry 2 of 2)

intransitive verb

: to travel with great speed

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Examples of cannonball in a Sentence

Verb a dune buggy came recklessly cannonballing down the crowded beach
Recent Examples on the Web: Noun Earlier this week a couple found two Civil-War-era cannonballs unearthed by Dorian lying in the sand on Folly Beach in South Carolina. Meghan Overdeep, Southern Living, "Outer Banks Officials Warn of Items Buried in the Sand by Hurricane Dorian," 13 Sep. 2019 The crispy cannonballs, fried macaroni and cheese balls, were my favorite. John-john Williams Iv,, "Review: No mutinies over the food at this Elkridge pirate bar," 28 Oct. 2019 Borthwick Castle, near Edinburgh, is a true 15th-century fortress, with holes from cannonballs fired by -Oliver Cromwell to prove it; Mary Queen of Scots took refuge here during another battle. Wendy Perrin, Town & Country, "18 Jaw-Dropping Private Villas You Can Rent Around the World," 17 Oct. 2019 That cannonball, which had been shot into a wall, is in a county museum. USA TODAY, "Fugitive pig, proverb library, sodium warnings: News from around our 50 states," 16 Sep. 2019 Researchers recently found medieval cannonballs from culverins, an early form of cannon, that were most likely used by Vlad the Impaler, during his bloody battle in 1461 with the Ottoman Turks. Fox News, "Remains of 19th-century ‘vampire' found," 5 Aug. 2019 Other cannonballs have also been found at the property. Fox News, "Civil War cannonball discovered lodged in a tree at historic Missouri house," 14 Sep. 2019 Folly Beach Police Chief Andrew Gilreath confirmed to news outlets the couple had found an 8-inch cannonball and a smaller 3-inch shell that’d been uncovered by the storm that swept up the coast last week., "South Carolina couple finds Civil War cannonballs washed up by Hurricane Dorian," 10 Sep. 2019 As Laura Geggel reported for Live Science in 2016, centuries-old cannonballs still pose a significant safety threat. Meilan Solly, Smithsonian, "Hurricane Dorian Unearths Civil War Cannonballs at South Carolina Beach," 10 Sep. 2019 Recent Examples on the Web: Verb Over the weekend, David, Victoria, and their kids joined Elton John and David Furnish on a yacht trip in the South of France for an Instagram-worthy day of bonding, sunbathing, and cannonballing into the sea. Erica Gonzales, Harper's BAZAAR, "Victoria and David Beckham Live Their Best Lives on a Yacht with Elton John and David Furnish," 26 Aug. 2019 In February 2017, Ford cannonballed into the market, investing $1 billion self-driving startup Argo. Alex Davies, WIRED, "Softbank Pours $2.25 Billion Into GM's Bid for Self-Driving Dominance," 31 May 2018 In what can be considered typical Harbaugh fashion at this point, the Wolverines coach went ahead and cannonballed into the poll wearing his trademark khakis and polo. Chris Kwiecinski, ajc, "Michigan’s Jim Harbaugh spends his bye week Saturday practicing his cannonball," 30 Sep. 2017 Amazon effectively cannonballed into the placid waters of the grocery industry by grabbing headlines with price cuts. Greg Trotter,, "5 lessons learned from Amazon's first week with Whole Foods," 31 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cannonball.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cannonball


1606, in the meaning defined at sense 1


1899, in the meaning defined above

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Time Traveler for cannonball

Time Traveler

The first known use of cannonball was in 1606

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Statistics for cannonball

Last Updated

28 Nov 2019

Cite this Entry

“Cannonball.” The Dictionary, Merriam-Webster Inc., Accessed 9 December 2019.

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More Definitions for cannonball


How to pronounce cannonball (audio)

English Language Learners Definition of cannonball

: a heavy metal or stone ball that is shot from a cannon


can·​non·​ball | \ ˈka-nən-ˌbȯl How to pronounce cannonball (audio) \

Kids Definition of cannonball

1 : a usually round solid missile (as of stone or metal) for firing from a cannon
2 : a jump into water made with the arms holding the knees tight against the chest

More from Merriam-Webster on cannonball

Thesaurus: All synonyms and antonyms for cannonball

Rhyming Dictionary: Words that rhyme with cannonball

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