Q:

What does groupon mean here?

I googled it but couldn't find any results.
In the next 12 months, Mehta came up with ideas for around 20 products— which included groupon for food and a social network for lawyers — but none clicked. “The reason to start a company should never be to start a company. The reason to start a company should be to solve a problem that you truly, truly care about,” Mehta said at a Y Combinator talk in 2014
Source: https://www.forbes.com/sites/jenniferwang/2020/06/17/instacart-founder-apoorva-mehta-becomes-a-billionaire/#5708c3277e02

A:

Groupon is a proper noun name for an actual business entity.

