What is Gregory Johnson?
1.
A large, thick penis in terms of modifying the phrase "johnson," with "gregory," meaning 'girth' -- named after an extra fat, thick retarded child.
I had my gregory johnson hanging out all over the place!
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2.
A penis that has been subjected to a botched penile enhancement, wherein the penis has become bloated and impossible to make erect. The prefix "gregory" applied to "johnson" refers to a bloated, corporeal mass incapable of sustaining its own weight.
"I went to the doc today to add an inch to my dick, but they screwed up, and now I can't get it up."
"Boy, you've got yourself a gregory johnson."
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