unreliable
adjective
un·re·li·able
ˌən-ri-ˈlī-ə-bəl 
: not reliable : undependable, untrustworthy
an unreliable friend
an unreliable source of funding
an unreliable car
unreliability
noun
the unreliability of the data
a person with a reputation for unreliability
Examples of unreliable in a Sentence
Recent Examples on the Web
But floodwater made the land unreliable to farm, and more than 15 years ago, the farm sought an easement to convert the property to wetland.
—
Jake Goodrick, Sacbee.com, 4 Sep. 2025
In a compact device, this heat builds up quickly and directly impacts the stability of the laser and the electronics around it, thus delivering unreliable accuracy.
—Atharva Gosavi, Interesting Engineering, 3 Sep. 2025
Wednesday tells her mother about her vision of Enid’s death, but Morticia writes it off as an unreliable vision.
—Dessi Gomez, Deadline, 2 Sep. 2025
People become dissatisfied with their original plans and pursue other avenues, and recruiters and business leaders now see this as a positive rather than a sign of someone being unreliable.
—David Morel, Forbes.com, 1 Sep. 2025
See All Example Sentences for unreliable
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Jake Goodrick, Sacbee.com, 4 Sep. 2025
In a compact device, this heat builds up quickly and directly impacts the stability of the laser and the electronics around it, thus delivering unreliable accuracy.
—Atharva Gosavi, Interesting Engineering, 3 Sep. 2025
Wednesday tells her mother about her vision of Enid’s death, but Morticia writes it off as an unreliable vision.
—Dessi Gomez, Deadline, 2 Sep. 2025
People become dissatisfied with their original plans and pursue other avenues, and recruiters and business leaders now see this as a positive rather than a sign of someone being unreliable.
—David Morel, Forbes.com, 1 Sep. 2025
See All Example Sentences for unreliable
Cite this Entry
“Unreliable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unreliable. Accessed 9 Sep. 2025.
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