The Online Slang Dictionary
(American, English, and Urban slang)

Login     Register     Forgot password     Resend confirmation
Google has been penalizing this site in its search rankings for years and a Google employee lied about it. Since they have almost killed this site, I am going to start releasing details on Monday August 17 of my conversation with the Google employee who told me about the penalty in secret. This will culminate in my release of an MBOX file including full headers. More here.
Google has been penalizing this site in its search rankings for years and a Google employee lied about it. Since they have almost killed this site, I am going to start releasing details on Monday August 17 of my conversation with the Google employee who told me about the penalty in secret. More here.
Google has been penalizing this site in its search rankings for years and a Google employee lied about it. I am going to start releasing details on Monday August 17 of my conversation with the Google employee who told me about the penalty in secret. More here.
Google has been penalizing this site in its search rankings for years and a Google employee lied about it. Details of my conversation with the Google employee who told me about the penalty in secret start Monday August 17. More here.
Google has been lying about the penalty against this site for years. My conversation with the Google employee who told me about the penalty starts dropping August 17. More here.

Definition of mouth breather

mouth breather

noun

  • implies someone who is (sometimes) not too bright, unkempt, nerdy.
    He is such a mouth-breather.

    Last edited on May 12 2013. Submitted by JoAnn from Denver, CO, USA on May 21 1999.

  • Someone who breathes through the mouth. Basically the same meaning as "slack-jaw;" a stupid person who advertises that stupidity by letting his mouth hang open.
    A typical mouth-breather came into the store yesterday.

    Last edited on May 16 2011. Submitted by cameron from New York, NY, USA on Oct 21 1999.

  • used in a derogatory sense, it means slack jawed, stupid, ignorant, unwashed masses, goofy, unprofessional, dumb, uneducated.
    That jerk was a mouth breather.
                       

                                  

    Citation from "Chapter Seven: The Lost Sister", Stranger Things, Season 2 Episode 7 censored in hope of resolving Google's penalty against this site.

    Last edited on Jul 08 2018. Submitted by Ginny R. from Mesa, AZ, USA on Oct 12 2002.

+Add a definition for this slang term

More info:

Interactive stats:

Related words

Slang terms with the same meaning

Other terms relating to 'unintelligent person, idiot':

Definitions include: A fool or idiot.
Definitions include: a stupid or absent-minded person.
Definitions include: alternate spelling and pronunciation of "idiot".
Definitions include: any unintelligent person.
Definitions include: an unintelligent person; "moron"; "dimwit"; "idiot".
Definitions include: a manipulative female.
Definitions include: an unkind person; "jerk"; "asshole".
Definitions include: a person who does something very stupid.
Definitions include: idiot.
Definitions include: very good, excellent; "cool".
Definitions include: a silly person; "moron"; idiot.
Definitions include: an unintelligent female.
Definitions include: a moron; "goof".
Definitions include: very cold.
Definitions include: an unintelligent male.

Slang terms with the same root words

Other terms relating to 'breathe':

Definitions include: the space/gap between certain women's most upper and inner thigh just below her crotch.

Other terms relating to 'mouth':

Definitions include: sex in which anal sex is immediately followed by fellatio.
Definitions include: to say bad things about another person.
Definitions include: a person having a "big mouth" reveals information that they shouldn't.
Definitions include: a person who talks too much.
Definitions include: to be born into wealth and privilege.
Definitions include: dry mouth.
Definitions include: a metaphorical condition which causes one to talk excessively.
Definitions include: to be extremely angry.
Definitions include: to frequently put (one's) foot in (one's) mouth - i.e. say inappropriate things.
Definitions include: to reveal information that one shouldn't.
Definitions include: to swear frequently.
Definitions include: to talk continuously.
Definitions include: to judge a gift harshly.
Definitions include: a person who talks excessively.
Definitions include: to be insolent.

How common is this slang?

Don't click the following.
I use it(32)  
No longer use it(1)  
Heard it but never used it(37)  
Have never heard it(20)  

How vulgar is this slang?

Average of 48 votes: 29%  (See the most vulgar words.)


Least vulgar  
  Most vulgar

Your vote: None   (To vote, click the pepper. Vote how vulgar the word is – not how mean it is.)


Least vulgar  
  Most vulgar

Where is this slang used?

Logged-in users can add themselves to the map. Login, Register, Login instantly with Facebook.


Link to this slang definition

To link to this term in a web page or blog, insert the following.

<a href="http://onlineslangdictionary.com/meaning-definition-of/mouth-breather">mouth breather</a>

To link to this term in a wiki such as Wikipedia, insert the following.

[http://onlineslangdictionary.com/meaning-definition-of/mouth-breather mouth breather]

Some wikis use a different format for links, so be sure to check the documentation.