unsafe

adjective

un·​safe ˌən-ˈsāf How to pronounce unsafe (audio)
unsafer; unsafest
: not safe: such as
a
: able or likely to cause harm, damage, or loss
water that is unsafe to drink
unsafe driving habits
unsafe levels of lead
b
: not giving protection from danger, harm, or loss
an unsafe vehicle
unsafe working conditions
c
: not protected from danger, harm, or loss
feeling frightened and unsafe
d
: likely to take risks : not careful
unsafe drivers

Examples of unsafe in a Sentence

workers are forbidden from engaging in unsafe activities on company time people who have a record of being unsafe drivers usually have to pay higher insurance premiums
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But, given that this was not considered an unsafe condition, Air India did not carry out inspections. Sophie Tanno, CNN Money, 12 July 2025 At that time, the home was declared an unsafe structure and was set for demolition, Toussaint said. Miami Herald, 12 July 2025 For example, using Sentinel's canine abilities to identify any unsafe obstacles in the plant to prevent injuries. Jamie L. Lareau, Freep.com, 12 July 2025 The Outrider System utilizes safety mechanisms, including redundant hazard detection, fail-safe hardware redundancies, and real-time health monitoring, to detect anomalies in the environment, override unsafe behaviors, and bring the autonomous vehicle to a stop when necessary. Richard Bishop, Forbes.com, 10 July 2025 See All Example Sentences for unsafe

Word History

First Known Use

1597, in the meaning defined above

Time Traveler
The first known use of unsafe was in 1597

Browse Nearby Words

Cite this Entry

“Unsafe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unsafe. Accessed 19 Jul. 2025.

More from Merriam-Webster on unsafe

Last Updated: - Updated example sentences
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