"Dig-n-save" or "Dig-n-save bin" refers to the bins in most stores that they dump lower cost or clearance items into.

Commonly DVDs.
I went to Walmart today and picked up a DVD of Killer Klowns from Outer Space. It took me a half hour to fish it out of the Dig-n-save bin.
by OX_Bigly November 16, 2011
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