have you seen kelly? she's a tiny girl, but man, she's got a pair of blunderbusses on her like you wouldn't believe
a pair of extremely large [breasts], particularly ones that are disproportionate to the rest of the woman's body
"have you seen kelly? she's a tiny girl, but man, she's got a pair of blunderbusses on her like you wouldn't believe" What is the definition of "blunderbusses"?