to believe that something is probably true, based on your experience, your knowledge, and any other information that you haveShe was about 35, Dexter supposed.
The game was not as one-sided as we had supposed.
suppose (that): I suppose she must be delighted about getting the job.
Scientists can only suppose that the illness is caused by a virus.
be popularly/commonly/generally etc supposed (=many people believe it is true): Older people can learn much more quickly than is commonly supposed.
reason to suppose (that): We have no reason to suppose that he’s done anything illegal.
There was good reason to suppose that she had left the country.
suppose someone to be something: She was accompanied by a man whom we supposed to be her husband.