The soul crushing depression and guilt that grips you the morning after the night before. A hangover of such monumental proportions that although you want to cry, your poor dehydrated body can only produce one solitary oily gin-scented tear. see oily gin tears
He woke, with gummed-up eyelids and fiery mouth and a back that seemed to be broken. Two gin tears trickled down the sides of his nose.
Tears shed because of a depressed state brought on by excessive drinking. Can also describe those shed the next day because of the pain of a hangover or out of regret for mistakes made the previous night.
That's just the drink talking, those are just gin tears.
Alex awoke with his head in the bowl, a mess all around. Overwhelmed, he let out a few gin tears.
Gin mistakes only bring only gin tears.