The sexual act of roasting a marshmallow on the head of a male's dick until the marshmallow is nice and gooey. After the marshmallow is perfectly cooked, the male sticks his dick in the female's pussy or ass (whichever is most preferred), and thrusts in and out over and over, evenly coating the inside of the female's insides with marshmallow. After this act is completed, the male then has the choice of sticking his tongue in and licking it out, or allowing the female to suck the remains off of the male's dick. Or both.
John: Hey David, how did the campout go last night?
David: It was amazing! Me and Felisha were marshing all night!
John: What does that mean?
David: Let's just say the marshmallows were put to good use...
David: It was amazing! Me and Felisha were marshing all night!
John: What does that mean?
David: Let's just say the marshmallows were put to good use...
by AppleShark93 January 30, 2025
Get the Marshingmug. by Jrsmeg October 2, 2020
Get the Randy Marshingmug. 
Holy bleep, how could somebody that is so pretty and intelligent exist! Not only is she clever, but she is also good at art, music, sports and cookery. Legend has it that she has a larger brain than Newton since she proposed the fact that apples drop from the tree is due to the attractiveness of hers, but not the gravity. Once upon a time, people thought that princess who owned both beauty and wist only existed in the fairy tales, until they met Marsh...
by Mashie June 13, 2020
Get the Holy Fricking Cat Cat Fricking Marshmug. Something awful, disgusting, and distasteful.
by Marcus Joe January 21, 2024
Get the Marshmug. by Snaun March 6, 2024
Get the Marshedmug.