Noun
(slang) A parkkeeper; an employee of a public park.
(Australia, colloquial) An Aboriginal who sleeps rough in parks.
(Britain, slang) A parking or traffic warden.
(slang) A person with Parkinson's disease.
Parkie (plural Parkies)
(informal, medicine) A person with Parkinson's disease.
C’mon Parkie, get over it. Source: Internet