Definition of unreasonable
1a : not governed by or acting according to reason unreasonable peopleb : not conformable to reason : absurd unreasonable beliefs
2 : exceeding the bounds of reason or moderation working under unreasonable pressure
unreasonablenessplay \ˌən-ˈrēz-nə-bəl-nəs, -ˈrē-zən-ə-bəl-\ noun
unreasonablyplay \ˌən-ˈrēz-nə-blē, -ˈrē-zən-ə-blē\ adverb
Examples of unreasonable in a Sentence
I told him that I wouldn't pay unless he sent me a replacement. Am I being unreasonable?
You are entitled to compensation for unreasonable delays.
Recent Examples of unreasonable from the Web
The constitutional right against unreasonable search and seizure is threatened by the advance of technology that empowers police and other government agencies to track our communications, our social contacts and financial transactions.
Holding people without a warrant violates that person's constitutional right, specifically his or her right to avoid unreasonable search and seizure.
Landlords also see potential constitutional violations of tenants’ rights against unreasonable search and seizure.
The belief in reason, the title implies, is unreasonable, and Milosz’s experiences gave ample support for this idea.
Mr. Suarez and other business leaders fear that the provision would undermine economic development in the state by holding projects to an unreasonable — and unattainable — level of environmental stewardship.
The older Michael got, says Jane, the more unreasonable Dave became.
The justices said that law enforcement authorities might need a probable-cause warrant from a judge, but did not say definitively whether such a search was unreasonable and required a warrant.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'unreasonable'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of unreasonable
UNREASONABLE Defined for English Language Learners
Definition of unreasonable for English Language Learners
: not fair, sensible, or appropriate : not reasonable
UNREASONABLE Defined for Kids
Definition of unreasonable for Students
: not fair, sensible, appropriate, or moderate an unreasonable schedule unreasonable behavior an unreasonable fear
Legal Definition of unreasonable
: not reasonable : beyond what can be accepted: as a : clearly inappropriate, excessive, or harmful in degree or kind an unreasonable delay an unreasonable restraint of trade b : lacking justification in fact or circumstance an unreasonable inference; especially : irrational b the agency decision was unreasonable c : not supported by a warrant or by a valid exception to a warrant requirement (as when there is reasonable suspicion) and therefore unconstitutional the right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated — U.S. Constitution amend. IV — see also search, seizure
Seen and Heard
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