Bartender slang for Grand Marnier. Because of it's high alcohol content, cognac roots, and orange flavoring, Grand Marnier is often the drink bartenders use to wind down.
by Luke from the Ritz July 18, 2021
Get the GrandMamug. On a Sunday, go to your grandma’s house, put shredded cheese in your butthole, let melt and then fart.
by Joesph nuts January 19, 2021
Get the Sunday’s at grandmasmug. by Glitchurr October 12, 2025
Get the Put your grandma in the pipe.mug. by Stinky lucas gang December 4, 2020
Get the Moist Grandmamug. by ChineseDiabetes June 25, 2016
Get the grandma nipplesmug. To call a person who is not your grandma. Insult: stating you have no respect for them they are no longer a serving a worth in society. You are above them as your time is now.
by Ivy Greenwood February 7, 2021
Get the Grandmamug. 