blubber shirt
her: did you see the size of the cannonball that guy did?  him: what guy?  her: that guy, the one in the blubber shirt
the oversized t-shirt that a obese person wears at a waterpark or swimming to cover their immense flab
"her: did you see the size of the cannonball that guy did?  him: what guy?  her: that guy, the one in the blubber shirt" What is the definition of "blubber shirt"?