0 not interesting, attractive, or impressive:
We were disappointed at the unprepossessing exterior of the hotel.
He gave a very unprepossessing defence of the people whom he is supposed to support.
Despite his unprepossessing appearance and apparent absentmindedness, he shrewdly solves all of his cases and secures all evidence needed for indictment.
The guardhouse was built at this time at a cost of 215, but the house was regarded as unprepossessing.
There is no sign outside, and the building itself is an unprepossessing concrete block, so it is easy to miss.
A neglected and unprepossessing exterior often hides a beautiful garden within.
It is a somewhat unprepossessing home, the chief architectural feature of which is a porch wrapped around two sides.
His undistinguished pedigree and unprepossessing appearance meant that he was not popular with breeders and attracted few top class mares.
Despite its unprepossessing subject matter, it gained a reputation for being both cultured and funny.