potty mouth

plural potty mouths · alternative pottymouth

1. euphemisticidiomaticinformalA tendency to use vulgar language regularly, especially strong profanities.

   Enough of my bathroom humour, my potty mouth.

   2007 November 16, Janet Stewart, “Feral cats need someone to lend a hand”, in Winnipeg Free Press

   1 more example

   I will endeavour to stop swearing so much, as investigations into my son’s potty mouth have firmly established me as the source.

   2024 January 7, Séamas O’Reilly, “After a year of imparting wisdom, it seems there are things I need to look at myself”, in The Guardian

2. idiomaticinformalA person who uses vulgar language.

   I’ve turned myself into a potty mouth. I swear. Too much.

   2007 December 5, Mike Redding, “Just being honest, I swear”, in WCNC.com