During sex “buffalo Mary” means to Lather buffalo
sauce on the vaginal cavity and enter from behind while making
loud grunting and panting noises.
Can also be used when talking about a rather large marijuana
cigarette.
“So this girl came to my house after the party, and when we got to my place, she got down on her
hand and knees and begged “ooo
baby I want that buffalo Mary right now!”
“Man, I can’t wait to get off work tonight and get
home to smoke a huge buffalo Mary”