Definition of "doorbuster" [doorbuster]

• An unusually low sale price, typically offered by a retailer on a limited number of items for a limited time, often on prominent shopping days, such as the day after Thanksgiving in the US. (noun)

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• "For Sears - the doorbuster is the washer and dryer combo deal for only $579.99."
• "But with Black Friday shopping now a national sport, will most shoppers come away having bagged those great "doorbuster" deals?"
• "Generally the best deals are on "doorbuster" specials, which are usually available in limited quantities and at limited times."