first thing
idiom
: before anything else : right away : very early
I'll be back first thing (on) Monday morning.
She promised to call first thing in the morning.
Examples of first thing in a Sentence
Recent Examples on the Web
On Sunday, the North Shore Car Club will be displaying antique cars first thing.
—
Moira McCarthy, Boston Herald, 27 July 2025
The Best Time Of Day To Book Flights Check prices first thing in the mornings for the best deals on flights.
—Brandee Gruener, Southern Living, 25 July 2025
Drinking Coffee First-Thing In the Morning To optimize your daily energy level, avoid drinking coffee first thing in the morning.
—Laura Schober, Health, 10 July 2025
Getting sunlight first thing in the morning is a great way to boost your vitamin D and serotonin and support your physical and mental health.
—Ashley Olivine, Verywell Health, 23 July 2025
See All Example Sentences for first thing
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Moira McCarthy, Boston Herald, 27 July 2025
The Best Time Of Day To Book Flights Check prices first thing in the mornings for the best deals on flights.
—Brandee Gruener, Southern Living, 25 July 2025
Drinking Coffee First-Thing In the Morning To optimize your daily energy level, avoid drinking coffee first thing in the morning.
—Laura Schober, Health, 10 July 2025
Getting sunlight first thing in the morning is a great way to boost your vitamin D and serotonin and support your physical and mental health.
—Ashley Olivine, Verywell Health, 23 July 2025
See All Example Sentences for first thing
Cite this Entry
“First thing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/first%20thing. Accessed 19 Aug. 2025.
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