[ pri-zuhmp-choo-uhs ]
/ prɪˈzʌmp tʃu əs /


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.

Nearby words

  1. presumption of innocence,
  2. presumption of law,
  3. presumption of survivorship,
  4. presumptive,
  5. presumptive heir,
  6. presuppose,
  7. presupposition,
  8. presuppurative,
  9. presurmise,
  10. presynaptic

Origin of presumptuous

1300–50; Middle English < Late Latin praesūmptuōsus, variant of Latin praesūmptiōsus. See presumption, -ous

SYNONYMS FOR presumptuous
ANTONYMS FOR presumptuous

Related forms
Can be confusedpresumptive presumptuous

Synonym study

1, 2. See bold. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for over-presumptuous


/ (prɪˈzʌmptjʊəs) /


characterized by presumption or tending to presume; bold; forward
an obsolete word for presumptive
Derived Formspresumptuously, adverbpresumptuousness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for over-presumptuous



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