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
The garment is the first line of defense for astronauts exploring the moon’s surface for the first time in over half a century.
—
Mrigakshi Dixit, Interesting Engineering, 9 June 2026
Kilian and other Tahoe-area officials said inspectors like at Meyers are an important line of defense, but said vigilance begins aboard the watercraft by ensuring that boat and gear are clean, drained and dry before moving from one body of water to another.
—Darrell Smith, Sacbee.com, 3 June 2026
Topical insect repellents Repellent creams and sprays are often considered the most powerful line of defense against biting insects.
—Bestreviews, Mercury News, 3 June 2026
Precautions around food handling and preparation are your first line of defense, Jean said.
—Madeline Holcombe, CNN Money, 3 June 2026
See All Example Sentences for line of defense
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Mrigakshi Dixit, Interesting Engineering, 9 June 2026
Kilian and other Tahoe-area officials said inspectors like at Meyers are an important line of defense, but said vigilance begins aboard the watercraft by ensuring that boat and gear are clean, drained and dry before moving from one body of water to another.
—Darrell Smith, Sacbee.com, 3 June 2026
Topical insect repellents Repellent creams and sprays are often considered the most powerful line of defense against biting insects.
—Bestreviews, Mercury News, 3 June 2026
Precautions around food handling and preparation are your first line of defense, Jean said.
—Madeline Holcombe, CNN Money, 3 June 2026
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 13 Jun. 2026.
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