Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Undersell \Un`der*sell"\, v. t. To sell the same articles at a lower price than; to sell cheaper than.
Wiktionary
vb. 1 To sell goods for a lower price than a competitor. 2 To sell something for less than its value. 3 To put forward an idea, or to market a new product, with insufficient enthusiasm.
WordNet
Usage examples of "undersell".
Those Transnistrian companies had mostly been interested in duplicating pharmaceuticals and transgenic food crops created by other companies, producing them on the cheap and underselling the patent-owners.
The gigantic Chinese industrial machine ruthlessly outproduced and undersold all rivals.
It was undoubtebly such gold which permitted the House of Cernus to gain significant influence in the city, sponsoring races and games, as well as permitting the house to undersell, when it pleased, other Merchants.
Giving the impression that the Cold War is over and they really want to be friends, taking over wherever we stop paying out, industrial sabotage and using sweated labour to undersell us.
I think they're going to find out very soon that they're underselling her.
The Courier's Tragedy was being put on by a San Narciso group known as the Tank Players, the Tank being a small arena theatre located out between a traffic analysis firm and a wildcat transistor outfit that hadn't been there last year and wouldn't be this coming but meanwhile was underselling even the Japanese and hauling in loot by the steamshovelful.
Besides, if you do that, you can spend the money you didn't spend trying to do it all by underselling him in one area and gaining market share.
But when ladylike airs failed to get results she was coldly businesslike and willingly undersold her competitors at a loss to herself if it would bring her a new customer.
She undersold him so relentlessly and delivered, with secret groans, such an excellent quality of lumber to prove her probity that he was soon bankrupt.
But now the girls in the windows were being undersold by the girls on the streets.