- assumed as true, regardless of fact; hypothetical: a supposed case.
- accepted or believed as true, without positive knowledge: the supposed site of an ancient temple.
- merely thought to be such; imagined: supposed gains.
- (prenominal) presumed to be true without certain knowledgehis supposed date of birth
- (prenominal) believed to be true on slight grounds; highly doubtfulthe supposed existence of ghosts
- (səˈpəʊzd) (postpositive foll by to) expected or obliged (to)I’m supposed to be there at nine
- (səˈpəʊzd) (postpositive; used in negative foll by to) expected or obliged not (to)you’re not supposed to walk on the grass
adj.“believed or thought to exist,” 1580s, past participle adjective from suppose (q.v.); often with the -e- pronounced, to distinguish it from the passive past tense supposed, now common in the sense of “to have a duty or obligation” (1859).