• synonyms


verb (used with object), pre·sumed, pre·sum·ing.
  1. to take for granted, assume, or suppose: I presume you're tired after your drive.
  2. Law. to assume as true in the absence of proof to the contrary.
  3. to undertake with unwarrantable boldness.
  4. to undertake (to do something) without right or permission: to presume to speak for another.
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verb (used without object), pre·sumed, pre·sum·ing.
  1. to take something for granted; suppose.
  2. to act or proceed with unwarrantable or impertinent boldness.
  3. to go too far in acting unwarrantably or in taking liberties (usually followed by on or upon): Do not presume upon his tolerance.
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Origin of presume

1300–50; Middle English presumen (< Old French presumer) < Latin praesūmere to take beforehand (Late Latin: take for granted, assume, dare), equivalent to prae- pre- + sūmere to take up, suppose (see consume)
Related formspre·sum·ed·ly [pri-zoo-mid-lee] /prɪˈzu mɪd li/, adverbpre·sum·er, nounun·pre·sumed, adjective


Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for presumedly

Historical Examples

  • But father was in town that night—presumedly at his club, and Peter did not like to leave mother alone.

    Winnie Childs

    C. N. Williamson

  • Here, presumedly, these two troubled young ladies met in a disembodied form to contend for the possession of this young man.

    Welsh Folk-Lore

    Elias Owen

  • These differences are too large and too constant in a number of presumedly allied forms to be overlooked.

  • The name Brunanburh, in some presumedly corrupted form, very common.

  • His ordination took place in 1887, after which he held two pastorates of three years each, presumedly in Free Baptist churches.

British Dictionary definitions for presumedly


  1. (when tr, often takes a clause as object) to take (something) for granted; assume
  2. (when tr, often foll by an infinitive) to take upon oneself (to do something) without warrant or permission; daredo you presume to copy my work?
  3. (intr; foll by on or upon) to rely or dependdon't presume on his agreement
  4. law to take as proved until contrary evidence is produced
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Derived Formspresumedly (prɪˈzjuːmɪdlɪ), adverbpresumer, nounpresuming, adjectivepresumingly, adverb

Word Origin

C14: via Old French from Latin praesūmere to take in advance, from prae before + sūmere to assume
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 presumedly



late 14c., "to take upon oneself, to take liberty," also "to take for granted, presuppose," especially overconfidently, from Old French presumer (12c.) and directly from Latin praesumere "anticipate," in Late Latin, "assume" (see presumption). Related: Presumed; presumedly; presuming.

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Online Etymology Dictionary, © 2010 Douglas Harper