A peice of paper or word of heresay used and abused by chinese and asian peoples with the intent of purchasing product for the lowest possible price with the future idea of placing that product on EBAY. Many idealists feel that Black Friday (the day after thanksgiving) is the prime day to get a glimpse of these AIA (Asians in Action). These people usually smell weird too. As you could reference, there generally aren't coupon codes offered on deodorant!
"May I use cupon code? Mi use cupon code!" or the ever famous "I also have cupon!"