problem cock
Used in the show Big Mouth to describe a penis so large that it is impractical.
(from the show)
Gavin: I’ve seen your cock... I’m gonna make it so big and thick, it’s gonna be a problem.
Tyler: I don’t think he wants a problem cock?
Gavin: I’ve seen your cock... I’m gonna make it so big and thick, it’s gonna be a problem.
Tyler: I don’t think he wants a problem cock?