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
And now, a team from Texas A&M University has found that these particles can potentially bypass the skin, body’s first line of defense, especially after interacting with seawater.
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Neetika Walter, Interesting Engineering, 17 Oct. 2025
Although the safety positions are interchangeable, Sigle and Mustapha qualify more as in-the-box safeties rather than as a last line of defense, with Brown and Pinnock operating more as traditional free safeties.
—Jerry McDonald, Mercury News, 12 Oct. 2025
Think of it as your last line of defense against a fake invite that sneaks into your inbox.
—Kurt Knutsson, FOXNews.com, 11 Oct. 2025
The innate immune system acts as the body’s first line of defense, responding quickly and non-specifically to invaders using cells that release inflammatory signals.
—New Atlas, 9 Oct. 2025
See All Example Sentences for line of defense
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Neetika Walter, Interesting Engineering, 17 Oct. 2025
Although the safety positions are interchangeable, Sigle and Mustapha qualify more as in-the-box safeties rather than as a last line of defense, with Brown and Pinnock operating more as traditional free safeties.
—Jerry McDonald, Mercury News, 12 Oct. 2025
Think of it as your last line of defense against a fake invite that sneaks into your inbox.
—Kurt Knutsson, FOXNews.com, 11 Oct. 2025
The innate immune system acts as the body’s first line of defense, responding quickly and non-specifically to invaders using cells that release inflammatory signals.
—New Atlas, 9 Oct. 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 20 Oct. 2025.
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