preposterous

play
adjective pre·pos·ter·ous \pri-ˈpäs-t(ə-)rəs\

Definition of preposterous

  1. :  contrary to nature, reason, or common sense :  absurd

preposterously

adverb

preposterousness

noun

Examples of preposterous in a Sentence

  1. The whole idea is preposterous!

  2. the idea that extraterrestrials built the pyramids is preposterous

Recent Examples of preposterous from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'preposterous'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of preposterous

Latin praeposterus, literally, in the wrong order, from prae- + posterus hinder, following — more at posterior


First Known Use: 1533


PREPOSTEROUS Defined for English Language Learners

preposterous

play
adjective

Definition of preposterous for English Language Learners

  • : very foolish or silly


PREPOSTEROUS Defined for Kids

preposterous

play
adjective pre·pos·ter·ous \pri-ˈpä-stə-rəs\

Definition of preposterous for Students

  1. :  making little or no sense :  foolish a preposterous excuse



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