presumptuous [pri- zuhmp-choo- uh s] Synonyms Word Origin See more synonyms on Thesaurus.com full of, characterized by, or showing presumption or readiness to presume in conduct or thought, as by saying or doing something without right or permission. unwarrantedly or impertinently bold; forward. . Obsolete presumptive. Origin of presumptuous 1300–50; Middle English
Late Latin praesūmptuōsus,
-ous Related forms pre·sump·tu·ous·ly, adverb pre·sump·tu·ous·ness, noun o·ver·pre·sump·tu·ous, adjective o·ver·pre·sump·tu·ous·ly, adverb o·ver·pre·sump·tu·ous·ness, noun un·pre·sump·tu·ous, adjective un·pre·sump·tu·ous·ly, adverb un·pre·sump·tu·ous·ness, noun Antonyms 1, 2. modest, unassuming.
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for un-presumptuous characterized by presumption or tending to presume; bold; forward an obsolete word for presumptive Derived Forms presumptuously, adverb presumptuousness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for un-presumptuous presumptuous adj.
mid-14c., from Old French
presumtuex (12c.; Modern French présomptueux) and directly from Late Latin praesumptuosus, variant of praesumptiosus, from past participle stem of Latin praesumere "anticipate," in Late Latin, "assume" (see presumption). Related: Presumptuously; presumptuousness.
Online Etymology Dictionary, © 2010 Douglas Harper