on a mission
idiom
: undertaking a task that one considers to be a very important duty
She's on a mission to locate her lost sister.
Examples of on a mission in a Sentence
Recent Examples on the Web
For the last 20 years, the Waterfront Partnership has executed on a mission to promote and enhance the waterfront and its parks and public spaces.
—
Dan Taylor, Baltimore Sun, 17 Jan. 2026
Four astronauts on a mission known as Crew-11 have safely landed back on Earth after one of them experienced a health issue in space that forced a historic medical evacuation.
—Eric Lagatta, USA Today, 15 Jan. 2026
The couple is on a mission to teach kids about the value of sharks in a new children's book, Finn & Friends, and through an organization with the same name.
—Erin Clements, PEOPLE, 15 Jan. 2026
The 2nd Brigade Combat Team, 34th Infantry Division, the unit Torres-Tovar and Howard served with, was on a mission in support of ongoing counter-ISIS and counter-terrorism efforts in the region.
—Nick El Hajj, Des Moines Register, 15 Jan. 2026
See All Example Sentences for on a mission
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Dan Taylor, Baltimore Sun, 17 Jan. 2026
Four astronauts on a mission known as Crew-11 have safely landed back on Earth after one of them experienced a health issue in space that forced a historic medical evacuation.
—Eric Lagatta, USA Today, 15 Jan. 2026
The couple is on a mission to teach kids about the value of sharks in a new children's book, Finn & Friends, and through an organization with the same name.
—Erin Clements, PEOPLE, 15 Jan. 2026
The 2nd Brigade Combat Team, 34th Infantry Division, the unit Torres-Tovar and Howard served with, was on a mission in support of ongoing counter-ISIS and counter-terrorism efforts in the region.
—Nick El Hajj, Des Moines Register, 15 Jan. 2026
See All Example Sentences for on a mission
Cite this Entry
“On a mission.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20a%20mission. Accessed 21 Jan. 2026.
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