one who uses foul language such as damn, fuck shit or shite, muther fucker, etc.
if you would like an example video tape yourself saying the above definition outloud and watch the tape. you will find that you are an excellent potty mouth
by EDDIE B May 31, 2004
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disease, the NHS has announces as it opens it first ever frozen faecal bank.

Frozen samples are being shipped around the country from a laboratory outside Portsmouth to relieve thousands sufferers of a previously incurable gut problem.

Every year in England more than 13,000 people suffer from Clostridium difficile, and one in five do not respond to conventional treatment.

The condition, which appears to be a side effect of antibiotics, causes people to lose control of their bowels.

Robert Porter, who is based in the Queen Alexandra hospital outside Portsmouth and works with scientists from Portsmouth University, estimated that the infection had a mortality rate higher than breast cancer.
J: hey you still battling from potty mouth, ?
Q: I think it's all cleared up now!

J: sorry about that
by ... Zjdbckdnznsjd September 5, 2019
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Someone who likes to swear and cuss just for the fun and bravado of it.
Don't speak to me like that, you potty mouth.
by David from Kingsbury November 8, 2003
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Someone who speaks very ugly,vulgar.
Paul's mother called me,and she told me you have a potty mouth.
by BlackPohatu October 18, 2016
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When a girl gives a guy a blowjob in a port’ o-potty
“Hey did you hear
Hear what”
Taylor has fucking potty mouth
by PottyMouth12345 June 10, 2019
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Sexually, a female who will allow you to pull your dick from her ass (or someone elses) and put it in her mouth.
Me: You know Felicia got that potty mouth.
FRED: I Already know. She even clean other people's toilets.

Me: Damn. Guess she be talking all kinda shit!
by Freds_son September 25, 2016
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Someone who texts or talks while they're on the john.
Adam thought it was awkward hearing Joe grunt on the phone until, he tole him he was potty mouthing.
by drummer13 December 4, 2008
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