adjective
[more ~; most ~]
having rotted or decayed and no longer able to be used, eaten, etc.
informal
very bad or unpleasant
b not used before a noun :not well or healthy
c not used before a noun :not happy or pleased
not morally good :not honest, kind, etc.
always used before a noun informal - used for emphasis when you are angry
adverb
informal
very badly or poorly
very much