slutmouth

slutmouth- (pronoun) referring to or pertaining to a slut's mouth. Also spelled slut-mouth.
"That girl has got an amazing slutmouth on her!"
by marriedct May 19, 2008
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Slutmouth

To contradict yourself or deceive others verbally, changing your story similar to a slut bouncing from man to man.
Alex: “Maddie said she WASN’T going to the party tonight, but she actually did! When I asked her about it she said she told me earlier that she WAS going”
Julie: “I guess she was slutmouthing.”
Alex: “I hate when people slutmouth.”
by ThenThere’sBoe March 04, 2023
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