[ree-zuh n-lis]


not having any reason or sense: an utterly reasonless display of anger.
not having a natural capacity for reason.

Origin of reasonless

First recorded in 1350–1400, reasonless is from the Middle English word resonles. See reason, -less
Related formsrea·son·less·ly, adverbrea·son·less·ness, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for reasonless

Historical Examples of reasonless

  • Of all unbeautiful and inappropriate conceptions this is the most reasonless and offensive.

  • You are not oxen,—yet often you are as patient, as dull, as blind and reasonless as they!

    Temporal Power

    Marie Corelli

  • Too late he cursed the reasonless panic that had sent him into flight.

    Satan Sanderson

    Hallie Erminie Rives

  • Like its antithesis, "lose out," this reasonless phrase is of sport, "sporty."

    Write It Right

    Ambrose Bierce

  • My dreams, if dreams they may be called, were rhymeless and reasonless.