trash shot
A trash shot is when you collect all the left over alcohol from empty bottles and pour it into a shot glass. Mostly a college drink, because of unnecessary need to save every bottle of alcohol they drink from.
Friend 1: My parent are coming! We need to get rid of bottles!
Me: I guess it’s time for a trash shot
Friend 2: Nasty ass mother fucker
Me: I guess it’s time for a trash shot
Friend 2: Nasty ass mother fucker