: a fortified place : stronghold
especially
: a large and permanent fortification sometimes including a town
Examples of fortress in a Sentence
the boys built a snow fortress and then challenged the neighborhood kids to an in-your-face snowball fight
Recent Examples on the Web
It was built as a fortress for weapons in the early 20th century.
—
Celia Fernandez, CNBC, 13 July 2025
DeSantis and other state officials say locating the facility in the rugged and remote Florida Everglades is meant as a deterrent -- and naming it after the notorious federal prison of Alcatraz, an island fortress known for its brutal conditions, is meant to send a message.
—arkansasonline.com, 4 July 2025
This nation was never meant to be a fortress of exclusion, but a sanctuary of inclusion.
—Suzanne Nuyen, NPR, 4 July 2025
The medieval Bodrum Castle has stood rock-solid on a promontory for over 600 years and is one of the last fortresses built in Turkey by the Crusaders.
—Marcia Desanctis, Travel + Leisure, 30 June 2025
See All Example Sentences for fortress
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Celia Fernandez, CNBC, 13 July 2025
DeSantis and other state officials say locating the facility in the rugged and remote Florida Everglades is meant as a deterrent -- and naming it after the notorious federal prison of Alcatraz, an island fortress known for its brutal conditions, is meant to send a message.
—arkansasonline.com, 4 July 2025
This nation was never meant to be a fortress of exclusion, but a sanctuary of inclusion.
—Suzanne Nuyen, NPR, 4 July 2025
The medieval Bodrum Castle has stood rock-solid on a promontory for over 600 years and is one of the last fortresses built in Turkey by the Crusaders.
—Marcia Desanctis, Travel + Leisure, 30 June 2025
See All Example Sentences for fortress
Cite this Entry
“Fortress.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fortress. Accessed 29 Jul. 2025.
Copy CitationKids Definition
fortress
noun
for·tress
ˈfȯr-trəs 
: a fortified place
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