1 definition by Mary Z

The profuse salivating that occurs right before an individual, usually drunk, vomits. It is the body's natural response to the act of vomiting and is used to protect the teeth from acidic erosion.
"Man, you don't look too good."
"I have a serious case of hot mouth. Bring me to the bathroom!"
by Mary Z October 20, 2008
Get the Hot Mouth mug.