A person who's so unbelievably dumb, they couldn't even be bothered to breathe through their nose. To put it simply, mouth breather is another word for an idiot.
by Suburbanz71 February 17, 2021
One who doesn't know how to breathe through their damn nose, causing them to constantly pant like dogs.
by Asm0deus July 06, 2017
by Kingtasty January 06, 2018
by BrewDrew December 15, 2013
by Billdoe February 19, 2021
One hot summer day I was sitting on the couch and all of a sudden my wife gave me an Eskimo mouth hug.
by Billdoe February 19, 2021