Unreasonable Definition

ŭn-rēzə-nə-bəl
adjective
Not governed by or based on reason.
An unreasonable attitude.
American Heritage
Not reasonable.
Webster's New World
Not determined by reason; capricious; arbitrary; irrational.
Webster's New World Law
Unsupported by a valid exception to requirements of a warrant; for example, unreasonable search and seizure.
Webster's New World Law
Wiktionary
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Origin of Unreasonable

  • un- +"Ž reason +"Ž -able

    From Wiktionary

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