Adj. Lacking in physical and cerebal ability. General retardation.
Generally: a total spastic

1. (Mong)- Slang for spastic, but used against a person who says or does something completely idiotic by accident or without realisation. This makes every witness simultaneously raise their hands to their shoulders and shake 'em while sticking their tongue in their lower lip and making 'urrgh' noises.

2. (Monged)- A vegetive state of mind/being usually effective after consuming large quantities of alcohol, weed, lsd, ecstacy etc or combinations of.

Mong is short for 'mongoloid', which was originally an anachronistic term for a Down's Syndrome sufferer. The modern Mong however is a total fuckwit, who deserves nothing less than complete humiliation for their idiocy. That includes all those dope smokers too, who relate being 'monged' to being chilled and mellow. Its because when you're stoned you act like a fucking retard, you fucking spazzes!

another word for spastic or retard some other ways of saying this would be
mongathon monghead ect...

Derogatory verb commonly used to describe the state of one's lack of common sense.

To relax, chill out, 'veg' out, do nothing of importance or use but purely to rest body & mind.

The sleepy manked out feeling after smoking weed.