suppose

verb

sup·​pose sə-ˈpōz 

 usually after "I"  ˈspōz

supposed; supposing

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

a

: conceive, imagine

b

: to have a suspicion of

3

: presuppose

intransitive verb

: conjecture, opine

Synonyms

• calculate
• call
• conjecture
• estimate
• figure
• gauge
• gage
• guess
• judge
• make
• place
• put
• reckon

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

For a long time, this movie wasn’t supposed to come out at the beginning of May. —Adam B. Vary, Variety, 3 May 2025

While the Hurricanes are the betting favorites against the Capitals, many still point to their questions in goal and supposed lack of firepower. —Cory Lavalette, New York Times, 3 May 2025

What was originally supposed to be an NDA-ed Alpha turned into one that ditched those NDAs, seemingly to move past a recent gameplay showcase that many deemed underwhelming. —Paul Tassi, Forbes.com, 3 May 2025

And is this one hairstyle change supposed to convince us the characters are 20 years younger? —Charlie Mason, TVLine, 2 May 2025

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

Phrases Containing suppose

• I don't suppose

Rhymes for suppose

• aloes
• arose
• bedclothes
• bestows
• boroughs
• buboes
• cargoes
• cocos
• compose
• crossbows
• demos
• depose

Kids Definition

suppose

verb

sup·​pose sə-ˈpōz 

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