assuming

[ uh-soo-ming ]
/ əˈsu mɪŋ /

adjective

taking too much for granted; presumptuous.

Origin of assuming

First recorded in 1595–1605; assume + -ing2

Related forms

as·sum·ing·ly, adverbself-as·sum·ing, adjective

Definition for assuming (2 of 2)

assume

[ uh-soom ]
/ əˈsum /

verb (used with object), as·sumed, as·sum·ing.

verb (used without object), as·sumed, as·sum·ing.

to take something for granted; presume.

Origin of assume

1400–50; late Middle English (< Anglo-French assumer) < Latin assūmere to take to, adopt, equivalent to as- as- + sūmere to take up; see consume

Related forms

as·sum·er, nouno·ver·as·sume, verb (used with object), o·ver·as·sumed, o·ver·as·sum·ing.pre·as·sume, verb (used with object), pre·as·sumed, pre·as·sum·ing.re·as·sume, verb (used with object), re·as·sumed, re·as·sum·ing.

Synonym study

6. assume, Pretend, affect, feign imply an attempt to create a false appearance. To assume is to take on or put on a specific outward appearance, often (but not always) with intent to deceive: to assume an air of indifference. To pretend is to create an imaginary characteristic or to play a part: to pretend sorrow. To affect is to make a consciously artificial show of having qualities that one thinks would look well and impress others: to affect shyness. To feign implies using ingenuity in pretense, and some degree of imitation of appearance or characteristics: to feign surprise.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for assuming

British Dictionary definitions for assuming (1 of 2)

assuming

/ (əˈsjuːmɪŋ) /

adjective

expecting too much; presumptuous; arrogant

conjunction

(often foll by that) if it is assumed or taken for granted (that)even assuming he understands the problem, he will never take any action

British Dictionary definitions for assuming (2 of 2)

assume

/ (əˈsjuːm) /

verb (tr)

(may take a clause as object) to take for granted; accept without proof; supposeto assume that someone is sane
to take upon oneself; undertake or take on or over (a position, responsibility, etc)to assume office
to pretend to; feignhe assumed indifference, although the news affected him deeply
to take or put on; adoptthe problem assumed gigantic proportions
to appropriate or usurp (power, control, etc); arrogatethe revolutionaries assumed control of the city
Christianity (of God) to take up (the soul of a believer) into heaven

Derived Forms

assumable, adjectiveassumer, noun

Word Origin for assume

C15: from Latin assūmere to take up, from sūmere to take up, from sub- + emere to take
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