Mong 

Short for Mongoose. Affectionate term for idiot.

"I said, meet me at 8:30 you mong"

"Don't be a mong, come out drinking with us!"

Mong by Bekkii September 26, 2006

Mong 

Used when you have nothing to do or just want to have a lasy day somewere

Dude a think am just gonna have a mong day

Mong by VAMOS08 February 4, 2009

Mong 

Someone physically unattractive; ugly

Girl One: Look at that ugly guy over there!
Girl Two: Ew, what a mong!

Mong by catchtheotter September 25, 2010

Mong 

1) An extremely idiotic and/or stupid person.
2) Dafydd.

1) "Dafydd is a mong."
2) "Dafydd is a mong."

Mong by bob April 23, 2005

mong 

man thong

I have see through pants, so I have to wear my mong.

mong by mong man May 8, 2009

mong 

The stuff that comes out of a dead pregnant woman's box when you push down on her gut.

Yo eat mong, bitch...
You're mong...

mong by Rip Ride September 5, 2008

Mong 

1. An idiot;
2. An Asshole;
3. A penis rack.

I just bought myselg a new Mong the other day!

Mong by AB August 28, 2003