In Germany we call this since a long time a "French Goodbye"! With the exception that this person "forgot" to pay his bill.
"Where's Karl? Who's paying the bill?" "Oh, I think he just did a french goodbye!"(German for Irish Goodbye)
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
Buy the mug