cool, tight, sweet

1. Adj. Feeling under the weather, as with a cold or the flu.
2. Adj. Having great skill or skills with respect to a particular endeavor.
3. Adj. Being particularly depraved, usually with respect to one's selfish pursuits or the manner in which one treats others.
4. v. A more fashionable version of the verb "to chill," i.e., to relax, lounge, to hang out.

1. means Dope, cool, tight, raw, phat, etc.....

2. To be sick

OFF DA' HOOK.




Urban Dictionary

amazing; totally awesome; the best

Pills or tablets

Contrary to most of the definitions found here, this is the correct one:
'ILL' : Adjective meaning 'wild' or 'crazy'. Not always derogatory, but used when something may be so outrageous so as to be unruly.
'ILLIN': Adjective or Verb. Lunatic behaviour. See above.