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1.
Similar to a flashback after a night of inebriation one experiences "trash backs" the following morning.
Jeremy suddenly recalls a "Trashback" of weeing off a balcony during his drunken adventures.
by Majoop April 28, 2012

Words related to Trashback

pupback drunk flashback memory trashed weeing
 
2.
An antonym for the word pupback. It is used to communicate a failed pupback.
BAOOH enters the chat
<Boliver> just call it a trashback, BAOOH
by BOLIVER February 03, 2003