the taste of party you get in your mouth after drinking, smoking cigarettes/weed, and eating random and/or gross things as a result of the two aforementioned factors.

(for morning-after-party mouth, see afterparty mouth)
I was totally going to hook up with Rob last night but he had mad party mouth.
by moderna April 13, 2009
Get the party mouth mug.
the taste and generally chalky feeling in your mouth when you wake up following a party. it usually results from a combination of drinking, smoking, drugs, and sometimes sex. it is extremely unpleasant
oh gross, dont come near me i have party mouth
by tardo October 6, 2003
Get the party mouth mug.
A Derivative of potty mouth, from the Latin word bocca de fiesta, one whose mouth is used for partying, usually online sometimes sex acts
Josh u have such a party mouth,” thanks ken.
by Latin king January 31, 2021
Get the Party mouth mug.
Fellatio.

Mouth party is a rough translation of fellatio from Kazakh to English by the Kazakhstani journalist Borat.
Borat: I like very much when your prostitutes make mouth party with me.
by Scobar November 14, 2006
Get the mouth party mug.
The inconvenient dry and stale taste in your mouth the morning after a night of consuming too much alcohol and smoking too many cigarettes. It would be as if someone shoveled kitty litter down your throat and punched you in the head.
Buddy I got some bad ol' party cat mouth.
by Suzy (Ryan's Mom) November 12, 2010
Get the Party Cat Mouth mug.
A metaphorical shindig in one's pie hole to which a large amount of people are invited. Often, but not always, connotates good taste, depending on the clause that comes after this phrase.
Positive: "It's like there's a party in my mouth, and everyone's invited!"

Negative: "It's like there's a party in my mouth, and everyone's throwing up."
by Zeke April 9, 2005
Get the party in my mouth mug.
1)a good feeling in your mouth
(a reference to a Simpson's episode when Ken Griffey Jr. tries Mr. Burns nerve tonic)
1)It's like theres a party in my mouth and everyone's invited!
by jonnnnnnnnnny July 21, 2006
Get the party in my mouth mug.