to sell (additional, usually related, products or services) to a customer
(third-person singular simple present cross-sells, present participle cross-selling, simple past and past participle cross-sold)
- To sell additional (products) to existing (customers).
- The sales training program on cross-selling our best customers profitable advisory services.
- (intransitive) To sell additional products to existing customers.
- We want salesmen who know how to cross-sell.