magic booster bag
n.—Gloss: Same as booster bag. «It looks like a simple bag on the outside. Once you look inside, you’ll discover the bag is a complex shoplifting tool. “They’ve got aluminum foil, ductwork and gray duct tape,” said Sergeant Rebecca Cowan with the Sevierville Police Department. Sergeant Cowan said thieves fill the “magic booster bags” up to the top with merchandise then walk right out of the store.» —“”Magic” shoplifting bags pop up in Sevierville” by Stoney Sharp WBIR-TV (Knoxville, Tennessee) Mar. 26, 2009. (source: Double-Tongued Dictionary)