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
And when Osaka, the four-time Grand Slam champion on a mission to regain her form of old, had to spin a second serve into the box, Anisimova reared back and nailed them for winners with the authority of someone on a mission.
—
Matthew Futterman, New York Times, 5 Sep. 2025
Providence is on a mission after being stopped two years in a row in the supersectional round.
—Jeff Vorva, Chicago Tribune, 3 Sep. 2025
Covello continues to double down across categories on a mission to create a fully clean routine.
—Emily Burns, Footwear News, 3 Sep. 2025
But by the end of the episode Wednesday has set out on a mission with Fester to find her best friend and fix this mess.
—Kelly Lawler, USA Today, 3 Sep. 2025
See All Example Sentences for on a mission
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Matthew Futterman, New York Times, 5 Sep. 2025
Providence is on a mission after being stopped two years in a row in the supersectional round.
—Jeff Vorva, Chicago Tribune, 3 Sep. 2025
Covello continues to double down across categories on a mission to create a fully clean routine.
—Emily Burns, Footwear News, 3 Sep. 2025
But by the end of the episode Wednesday has set out on a mission with Fester to find her best friend and fix this mess.
—Kelly Lawler, USA Today, 3 Sep. 2025
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 8 Sep. 2025.
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