suppose

verb

sup·​pose sə-ˈpōz How to pronounce suppose (audio)
usually after "I" ˈspōz
supposed; supposing
Synonyms of supposenext

transitive verb

1
a
: to lay down tentatively as a hypothesis, assumption, or proposal
suppose a fire broke out
suppose you bring the salad
b(1)
: to hold as an opinion : believe
they supposed they were early
(2)
: to think probable or in keeping with the facts
seems reasonable to suppose that he would profit
2
b
: to have a suspicion of
3

Examples of suppose in a Sentence

Suppose a fire broke out. How would we escape? Just suppose for a moment that you agreed with me. Supposing he refuses to help, what do we do then? The renovations will cost much more than we originally supposed.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Oysters aren’t supposed to open so wide. Literary Hub, 19 May 2026 In 1856, the body of what is thought to have been the first gorilla to reach Europe was purchased by a travel writer, taxidermist, and showman who transformed it into a bizarre caricature of Martin Luther—the facial expressions were supposed to be similar. Matthew Wills, JSTOR Daily, 18 May 2026 We are supposed to be beyond the era when it was assumed that there could be only one relationship between men and women, and therefore any claims to friendship are a cover-up. Judith Martin, Mercury News, 18 May 2026 This is supposed to be a fun, quick, non-taxing race. Zach Dean Outkick, FOXNews.com, 18 May 2026 See All Example Sentences for suppose

Word History

Etymology

Middle English, from Anglo-French supposer, from Medieval Latin supponere (perfect indicative supposui), from Latin, to put under, substitute, from sub- + ponere to put — more at position

First Known Use

14th century, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of suppose was in the 14th century

Browse Nearby Words

Cite this Entry

“Suppose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/suppose. Accessed 20 May. 2026.

Kids Definition

suppose

verb
sup·​pose sə-ˈpōz How to pronounce suppose (audio)
supposed; supposing
1
: to take as true or as a fact for the sake of argument
suppose a fire should break out
2
: to hold as an opinion : believe
they supposed they were on the right bus
3
: to come to a conclusion arrived at by guessing
who do you suppose will win

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