A "tailgate area" refers to the space or section of a parking lot or outdoor venue where people gather before a sporting event or concert to socialize, party, and enjoy food and drinks brought from home. Full definition
There is a fold - away jump seat in the rear tailgate area, but it would provide only a minimum amount of comfort for a small child or two. (articles.orlandosentinel.com)
[K02] SV UTILITY PACKAGE - inc: 2 molded plate keys Spray - In Bedliner Utilitrack System w / 4 Tie - Down Cleats Tailgate Area Illumination LED Under Rail Bed Lighting 110V Outlet In Bed (lianissanenfield.com)
The front spoiler for the front bumper, rear apron, roof edge spoiler plus a tailgate attachment for the lower tailgate area makes the Touareg more sporty. (topspeed.com)