"The flap of vag that extrudes from the lips. Thus giving the illusion of a roast beef sandwich. Thick beef or shaved, either way "bon appetit"
Adam: "Hey Leeroy, wanna get some lunch?"
Leeroy: "Nah man, had some nasty roast beef sandwich lastnight"
Adam: "Hanging with my sis again"
Leeroy: "Yeah!"
A portable method of dining upon meat and cheese. Roast beef and a cheese slice of whatever sort is placed between 2 pieces of bread, or 3 for a double-decker, 4 for a quad decker, etc. Sauce and vegetables are usually preferred.
I rather loose vagina found on nasty sloot doggies who sleep around a lot. Some men might find it attractive but others prefer a nice tight vagina. All personal preference.
"I noticed after Lucy stopped using her vibrator every night her roast beef sandwich tightened up" Ken
"I remember the first time you fucked, you had to stick your dick and her vibrator in at the same time" Ed