The act of receiving oral from ones mom after you get a sunburned penis and leaving behind such things as sperm, flakes of skin.
oh ya, i'll give your mom a flat bread sandwich and she'll like it. nom nom nomnom
By Sondra
Flat Bread
When you stack your balls one by one, placing 5$ Bills in between each ball and a female version of Blanca from street fighter eats it like a sandwich.
Kyle Myers regretted making peace with his consent to a flat bread, when his gf turned into a green skinned orange haired monster.