the bad breath you taste when you wake up with a hangover.
To have a dry, awful taste in the mouth that even brushing your teeth 15 times can't get rid of.
by Nicole Sayer August 5, 2005
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Cotton mouth is not only a very dry mouth from smoking pot, but involves having small bits of mucus and spit, lining mainly the roof of your mouth feeling like cotton when you rub your tounge against it.
"Man I got chronic cotton mouth at the moment."
by Diego August 17, 2003
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When you get a very dry mouth probably from smoking any number of items or not drinking anything in ages.
Yo Reg, gimme another beer I'm gettin' cotton mouth.
by Kevin July 25, 2004
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a dry mouth after smokeing pot. When you spit it is white and looks like cotton.
by Anonymous September 27, 2003
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