When you get a very dry mouth probably from smoking any number of items or not drinking anything in ages.
by Kevin July 25, 2004

by The Return of Light Joker October 30, 2008

god damn i have cotton mouth.
by Anonymous September 27, 2003

when a dude wears short underwear, and gets a boner. the head of his dick extends beyond the reach of the underwear and hardens. it has now become the only visible part of his dick and resembles when a cotton-mouth peeks above the water
guy 1: dude did you see jonathon give his speech?
guy 2: yea
guy 1: i didn't get to make it. how'd it go?
guy 2: i don't remember alot of it; i was distracted. his dick was just barely showing, like it was peeking out of his underwear
guy 1: oh no! he cotton-mouthed?!
guy 2: totally, we needa buy him some underwear that fit
guy 1: yea, cotton-mouthing sucks
guy 2: yea
guy 1: i didn't get to make it. how'd it go?
guy 2: i don't remember alot of it; i was distracted. his dick was just barely showing, like it was peeking out of his underwear
guy 1: oh no! he cotton-mouthed?!
guy 2: totally, we needa buy him some underwear that fit
guy 1: yea, cotton-mouthing sucks
by gdat0 March 16, 2011

by Nicole Sayer August 30, 2005

Soda with Lots of bubbles. Prefably Pepsi in a can and very cold. this works great! seriously, try it.
(the bubbles seem to make it go away)
(the bubbles seem to make it go away)
by Vincenzo December 3, 2003

Stoner 1 and Stoner 2 toke a fat chocolate flavored blunt...
Stoner 1: Dude, it feels like theres coffee beans in the back of my throat!
Stoner 2: You must have a case of cotton mouth coffee beans.
Stoner 1: Dude, it feels like theres coffee beans in the back of my throat!
Stoner 2: You must have a case of cotton mouth coffee beans.
by blaze1234567890987654321 October 11, 2008
