1) person having multiple diseases, i.e. aids, herpes, genital warts, etc. etc. all rolled into one
2) person having one or more uncurable diseases
3) what a professional prostitute is in her later years
"Aww man, dude, don't go out with that girl! Dude she's all diseased up! You'll get something Ajax can't wash off!"
by digawid July 4, 2008
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