tailgate

剑桥词典

(UK tailboard)
the door or board at the back of a vehicle that can be brought down to put in goods
（车辆的）后拦板，后挡板；尾门，后车盖

an occasion at which sports fans cook food and have drinks out of the back of their car in the car park before going in to watch a game
（体育迷在观看比赛前）在停车场打开后车盖煮食畅饮 返回 tailgate