ME: You know I saw your dog fucking your mother today.
MONG: OMFGz0r where I will kill that fucker
ME: Wow your a mong!
2. (Monged)- A vegetive state of mind/being usually effective after consuming large quantities of alcohol, weed, lsd, ecstacy etc or combinations of.
2. Steve's well monged after we spiked his drink with acid, muhahahaha.