720 ILCS 5/2-5 : Rights and Remedies — Criminal Offenses — Criminal Code — Criminal Code of 2012 — General Provisions — General Definitions —5 - "Conviction"

"Conviction" means a judgment of conviction or sentence entered upon a plea of guilty or upon a verdict or finding of guilty of an offense, rendered by a legally constituted jury or by a court of competent jurisdiction authorized to try the case without a jury.