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15.
A New Jerseyean term used as an insult, sending the message to the recipient to pleasure the sender orally.

The "!" after the m is a sound made by pressing ones lips together and abruptly opening the mouth, making a popping noise.

The term is an onomatopoeia, used to imitate the sound of abrupt cessation of oral sex.
M!ong.
by guywhoknowsthings May 26, 2011
 
16.
The feminist movement of 2011. The word mong is fairly hard to define because it can only be truly understood and appreciated by feminists. The word mong refers to silly boys who are obsessed with the bro-code.
Ben: "I love cock"
Sean: "richhhh"
Mia: "your such a mong sean"
by feminist 4 lyf ** May 05, 2011
 
17.
Someone physically unattractive; ugly
Girl One: Look at that ugly guy over there!
Girl Two: Ew, what a mong!
by catchtheotter September 23, 2010
 
18.
A thong for a man. Man + Thong = Mong. It is normally worn by gays.
Person1: I bought a mong.
Person2: oh, then your gay.
by straightestguyyouknow July 07, 2010
 
19.
An abbreviation for Mentally Wrong!!!
Beranoice. Your such a MONG
by hbhbvghvcuevbjlhqc June 24, 2010
 
20.
A person at the Elvian School Reading called Fearghal
Oh yeh that Feargha kid, what a mong!
by Macaroon 555 April 29, 2010
 
21.
Someone that is not right in the head, Very dopey or even someone that has been on drugs that have fucked up there mind.
Example of a mong:
ME: You know I saw your dog fucking your mother today.
MONG: OMFGz0r where I will kill that fucker
ME: Wow your a mong!
MONG: What?
ME: Exactly
by fazza11 March 30, 2010