1. An offer of two for the price of one
   "The restaurant's twofer deal on appetizers was popular during happy hour"
    
2. A coupon that allows the holder to purchase two items (as two tickets to a play) for the price of one
   "The theater offered twofers to boost attendance for the matinee shows"

Derived forms: twofers

Type of: coupon, offer, offering, voucher

Encyclopedia: Twofer