When you're on a night out and you decide you've had enough so you stand up, declare your departure by saying "ok, i'm done with this" and leave without saying goodbye
Andrew: "Ok, I'm done with this" *leaves*
Georgia "Where did Andrew go?"
Elliot: "He did a beers morgan"
A collection of beers in your refrigerator, bought specifically for your boyfriend or man you were dating, which remain in your frige long after these men are no longer in your life because they are beers you don't like and will never drink.
Asked to a guest:
Would you like something to drink, I have Beers of Boyfriends Past like Heineken, Budweiser, and a Fosters 40.