B-word fat
It means when your so fat that people can tell just by hearing you say words with a B in them.
"I bBought bBrenda a bBracelet for her bBirthday party."
"Dude whats wrong with your talking?"
"Oh jeez. I must be getting B-word fat. I need to diet."
"Dude whats wrong with your talking?"
"Oh jeez. I must be getting B-word fat. I need to diet."