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
The former apprentice to Anakin Skywalker is on a mission to find the Machiavellian Grand Admiral Thrawn (Lars Mikkelsen) in the hope of preventing another Empire uprising.
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Wesley Stenzel, Entertainment Weekly, 26 Jan. 2026
The Fall and Rise of Reggie Dinkins follows a disgraced former football player (Morgan) on a mission to rehabilitate his image.
—Katie Campione, Deadline, 23 Jan. 2026
Now, left raising their two sons alone, Charles is on a mission to eradicate maternal mortality.
—Vogue, 22 Jan. 2026
Covenant House in Detroit is on a mission to help those in need.
—Alysia Burgio, CBS News, 22 Jan. 2026
See All Example Sentences for on a mission
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Wesley Stenzel, Entertainment Weekly, 26 Jan. 2026
The Fall and Rise of Reggie Dinkins follows a disgraced former football player (Morgan) on a mission to rehabilitate his image.
—Katie Campione, Deadline, 23 Jan. 2026
Now, left raising their two sons alone, Charles is on a mission to eradicate maternal mortality.
—Vogue, 22 Jan. 2026
Covenant House in Detroit is on a mission to help those in need.
—Alysia Burgio, CBS News, 22 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 28 Jan. 2026.
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