line of defense
noun phrase
: a way of defending oneself
the body's first line of defense against illness
Examples of line of defense in a Sentence
Recent Examples on the Web
In most operations, the Tier One analyst was introduced as the first line of defense, responsible for reviewing alerts and passing along anything that looked serious.
—
Mark Hughes, Forbes.com, 18 July 2025
If detected early, these sensors could serve as a first line of defense against subsea‑cable sabotage.
—Mack Degeurin, Popular Science, 25 June 2025
Preparing for 2025 hurricane season Last year, the American Red Cross’ Florida chapter positioned itself as both a first line of defense and first responder to hurricane monoliths Helene and Milton — each hitting the state’s Big Bend as a Category 4 and 3 storm.
—Isabel Rivera, Miami Herald, 23 June 2025
Hygiene as first line of defense Doctors agree that basic hygiene is one of the best ways to avoid infection, especially in public spaces.
—Reem Amro, FOXNews.com, 30 May 2025
See All Example Sentences for line of defense
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Mark Hughes, Forbes.com, 18 July 2025
If detected early, these sensors could serve as a first line of defense against subsea‑cable sabotage.
—Mack Degeurin, Popular Science, 25 June 2025
Preparing for 2025 hurricane season Last year, the American Red Cross’ Florida chapter positioned itself as both a first line of defense and first responder to hurricane monoliths Helene and Milton — each hitting the state’s Big Bend as a Category 4 and 3 storm.
—Isabel Rivera, Miami Herald, 23 June 2025
Hygiene as first line of defense Doctors agree that basic hygiene is one of the best ways to avoid infection, especially in public spaces.
—Reem Amro, FOXNews.com, 30 May 2025
See All Example Sentences for line of defense
Cite this Entry
“Line of defense.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/line%20of%20defense. Accessed 25 Jul. 2025.
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