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1.
The 6 day period, starting on Boxing day and usually lasting until New Year's Eve, where all stores declare they are having the biggest sales of the year, in the effort to clear out all their inventory for the new year.
''Remember the good old days when Boxing day was only one day?''

''Yeah, thank God for Boxing week, I've never bought so many useless things!''
by luckyonehere December 26, 2011