"Deferred Pensioner": a police officer who has retired having accumulated enough creditable service to qualify for a pension, but who has not attained the required age.
40 ILCS 5/3-105.1
Deferred Pensioner
P.A. 84-1010.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.