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.
The coupon number (e.q. MUFA045) is a number printed on an Avis coupon to identify it. The coupon value will be applied to your estimated total and you will be able to view your savings during your reservation. Please be sure to check the terms and conditions on the coupon for applicability.