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1.
Stuff that should have been thrown out long ago - but is now so old that it's beginning to have archaeological, historical, or sentimental value.

Alternate form: paleogarbage.
Can I toss this pile of old mail?

No - that stuff brings back fond memories of 2008!

Hey, c'mon - this crap isn't mementos, it's paleotrash!
by Nerdlebub January 29, 2011