Any student of a high school french class who is constantly harassed and ridiculed by the teacher with little to no reason. Typically, the teacher of the class is a large woman in her mid 2,000s, who's physical features are shockingly similar to that of a gorilla. The term translates from french to mean "big baby."
Anthony, a student of immense intelligence, in order to relief an itch he had on each side of his torso, decided to scratch under his arms during his french class. Unfortunately for bright, young Anthony, his actions were misinterpreted as monkey gestures, and he was immediately ridiculed by his zoo-animal-like teacher, who called him "un gros bébé" and took a point off of every little mistake he made on every test from that day on.
French for "you fat fucking cunt", but a bit softer.
When lots of gros cons meet up for a night out you have a gros con zone (GCZ).
Places with high levels of gros cons are Paris (whole city), London (the area between Holborn and Old St). Typical gros con professions: lawyer, paralegal.
Peaches were first called “gros cul”, which is french for big ass. Peaches were later rediscovered by european explorers. Peaches were first introduced in 300 BC by an ancient wizard known as the Laurent Shark. The important historical event took place in Gros Culiste village.
Person 1 : "I have just eaten a juicy gros cul"
Person 2 : "No way! Was the cul provider a Thomas"
Person 1 : "Yesss! Thomas Gros Cul"