slough (plural sloughs) 1  The skin shed by a snake or other reptile. That is the slough of a rattler; we must be careful. 2  Dead skin on a sore or ulcer. This is the slough that came off of his skin after the burn.
The name Groupon is a combination of the words group and coupon, which references the company's viral marketing business model.
Groupon claims that its service is a win-win for both businesses and consumers, but there are some disadvantages. To better understand how a daily deal site like Groupon works, we'll use the example of Bob the consumer and a local business called Eatsa Pizza. Keep reading for all the details.