Coupon Lingo!

Just thought since there are so many new people to the site that we would post some of the lingo that you might not know.
OOP- means out of pocket
BOGO- means buy one get one
OYNO- means on your next order
DND- means Do Not Double
SS- means Smart Source
RP-means Red Plum
P&G- means Proctor and Gamble
Stacking- means using a manufacturer's coupon and a store coupon on the same item
Peelie- means the coupon is attached to the product and you peel it off when you buy that item
Blinkie- means the little machines in the stores that have coupons in them
Catalina-manufacturer coupon that prints out after the purchase is complete.
Register Reward- Walgreen's version of a catalina