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The sensation one feels when their mouth begins to salivate and fill with spit, after having had too much to drink. This is then usually followed by vomiting, however some can fight it off. Either way, you'll be spittin'.
Bro #1: "Yo dude, take down that shot!"

Bro #2: "Can't do it man, I've got spitty mouth."
by Red Man July 09, 2012