mouth-breather 

The only thing these crude, rude, and obnoxious people have in common with the human species is that they have a hole in their head with which they breath; otherwise, they are pretty much amoebas with vocal chords.

check your local pool hall in any small southern town

mouth-breather by lee ann hansen January 6, 2004

mouth did 

To have something shoved in the mouth. To have an object or objects quickly thrusted at your oral cavity either on purpose or by mistake.
Also can be used to describe something that will be met with the mouth.

He was so hungry that that we all knew that sandwhich in his hand was going to be mouth did.
The innocent bystander got mouth did by that by that flying golf ball.

mouth did by GIRTH GROUCH October 14, 2008

Mouth Breathing Dummy 

People who breath through their mouths like retards, or think the comedy of Dane Cook is hilarious.

Nickleback fans

People who enjoy the humor of Dane Cook.

90% of Vancouver Canucks fans.

Payton Manning.

Mouth Breathing Dummy.

Mouth Breathing Dummy by Whorebeater November 2, 2011

Mouth present 

A sexual present that is given orally (mouth) that is most likely given from a female who blows (sucks on) a male's penis until he ejaculates sperm.

Girl talking to guy: Hey sweetie want a special mouth present for your birthday? Guy's response: Sure that sounds really nice.

Mouth present by Myserious Miket O_o December 31, 2010

mouth shot 

Basically a cumshot inside the mouth but there is no swallowing of the cum involved

Even though she didnt swallow the mouth shot felt really good because she kept sucking it while i was cumming

mouth shot by ka$h33 December 22, 2008

Mouth organ

Playing the marvellous instrument known as the penis by blowing and sucking in various different ways.

-girl: I'm an expert at playing the moth organ
-boy: wow, what's that? Can you show me?
-girl: okay then, drop your pants

-boy: ohhhhh mouth organ, sure 😜

Mouth organ by By crazymoustaches&nijiUNIKO May 13, 2013

mouth awning

An excessively long mustache, especially with great arc.

"When it rains, I seek shelter under my boyfriend's mouth awning."

mouth awning by AngieTheDrunk January 6, 2010