blastoff

1 of 2

noun

blast·​off ˈblast-ˌȯf How to pronounce blastoff (audio)
Synonyms of blastoffnext
: a blasting off (as of a rocket)

blast off

2 of 2

verb

blasted off; blasting off; blasts off

intransitive verb

: take off sense 1b
—used especially of rocket-propelled missiles and vehicles

Synonyms of blastoff

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Noun

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Examples of blastoff in a Sentence

Noun the mission was scrubbed just minutes before blastoff
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
It is expected that the SpaceX IPO will be a historic blastoff making millionaires of thousands of SpaceX employees via their equity awards. — Bruce Brumberg, Forbes.com, 9 June 2026 Eventually things hit blastoff as Cunningham puts a kick drum under Ciani’s percolating synths, a fusion of old and new that only underlines how badass Ciani’s sounds are. — Andrew Ryce, Pitchfork, 9 Apr. 2026
Verb
Kevin McGonigle hit his 12th homer of the season – a two-run blast off Cole Wilcox in the seventh. — CBS News, 7 Aug. 2026 Both launched in 1977, with Voyager 2 blasting off about three weeks before its twin, although Voyager 1 followed a different trajectory to catch up and surpass it. — Meghan Bartels, Scientific American, 7 Aug. 2026 See All Example Sentences for blastoff

Word History

First Known Use

Noun

1934, in the meaning defined above

Verb

1934, in the meaning defined above

Time Traveler
The first known use of blastoff was in 1934

Rhymes for blastoff

See All Rhymes for blastoff

Browse Nearby Words

blastodisc
blastoff
blast off
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Cite this Entry

“Blastoff.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/blastoff. Accessed 11 Aug. 2026.

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Kids Definition

blast off

verb
ˈblas-ˈtȯf
: take off sense 4b
—used especially of rocket-driven missiles and vehicles
blast-off
-ˌtȯf
noun
Last Updated: - Updated example sentences
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