1
: as a precaution against the event that
carries an umbrella in case it rains
2
: if
In case we are surprised, keep by me.—
Washington Irving
Washington Irvingin case
2 of 2phrase
: as a precaution
took an umbrella, just in case
Examples of in case in a Sentence
Recent Examples on the Web
Alexandra Koch, FOXNews.com, 23 May 2026
Each unit includes a backup battery in case a power outage occurs or a home’s power demand surges at the same time its XFRA node is running at full power.
—Vanessa Bates Ramirez, Scientific American, 22 May 2026
While the technology is still being developed, the UK and Europe have included it in their resilience plans in case GPS becomes unavailable.
—Ameya Paleja, Interesting Engineering, 22 May 2026
Federal marshals escorted her to and from school and checked her lunch in case white rioters had tampered with it.
—Literary Hub, 21 May 2026
See All Example Sentences for in case
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Conjunction
Simultaneously, crews are preparing aggressive contingency plans in case the tank fails and spills liquid.
—Alexandra Koch, FOXNews.com, 23 May 2026
Each unit includes a backup battery in case a power outage occurs or a home’s power demand surges at the same time its XFRA node is running at full power.
—Vanessa Bates Ramirez, Scientific American, 22 May 2026
While the technology is still being developed, the UK and Europe have included it in their resilience plans in case GPS becomes unavailable.
—Ameya Paleja, Interesting Engineering, 22 May 2026
Federal marshals escorted her to and from school and checked her lunch in case white rioters had tampered with it.
—Literary Hub, 21 May 2026
See All Example Sentences for in case
Cite this Entry
“In case.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20case. Accessed 24 May. 2026.
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