A bigga is the word nigga but for Bengali people. Bangladesh and nigga put together is bigga. So only bangali people can call eachothers biggas. It's a word that recognises Bengali history and Everything they did for indipendece and embraces all racial comments made on Bengalis and associating them with fish.
Your my bigga
person 1: look at that fatass over there
person 2: yup he a bigga
A term, used in informal contexts, to refer to someone larger in size or stature. It's an insult or slur against fat people. Someone whose gravitational pull is stronger due to their sheer awesomeness which is why people are attracted to them more than earth's crust.