What is "sold on"

Usage examples of "sold on".

He stated that his company was planning the erection of a small office building--thirty stories--on lower Broadway, and that he was not sold on Roark as the architect, in fact he was more or less opposed to him, but his friend Austen Heller had insisted that he should meet Roark and talk to him about it.

From what she could persuade the other girls to divulge it seemed that after a few years of living at Shrevra, once girls had become totally subservient to the demands made of them they were sold on, no doubt at a considerable profit.

The crack is cut into $20 rocks, packaged in tiny plastic baggies and sold on the streets.

Theres still enough civil government in China to protect state museums from being creamed by thieves and sold on the international market.

All that fancy jewelry showcased while the economy took a nosedive, illegals were sold on the street like soy dogs and guns were strapped on like fashion accessories.