A nickname for any doctor that does the act of sticking something down a man's urethra
"Fuuuuck dude, I have to go to the Penis Plumber tomorrow to get this kidney stone removed."
"I feel the same way dude, I have to go to my Penis Plumber to get Urethral Swabbing done and dusted."
by What the fuck Richard. January 19, 2019
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