Swallowing image

The opposite of the term "spitting image", i.e. looking nothing like a parent

"James was the spitting image of his Puerto Rican father and the swallowing image of his Irish mother."

feet of meat

a phrase used sarcastically to describe someone who seems to be overcompensating for the size of their genitalia

"Hey... I bet that guy with the super-lifted Ford F-750 monster truck with the neon lights is packing feet of meat."