For the purpose of this title the following definitions shall apply unless the context clearly indicates or requires a different meaning.
“ACQUITTAL.” A verdict or finding of not 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. (ILCS Ch. 720, Act 5 § 2-1)
“ACT.” Includes a failure or omission to take action. (ILCS Ch. 720, Act 5 § 2-2)
“ANOTHER.” A person or persons other than the offender. (ILCS Ch. 720, Act 5 § 2-3)
“CONDUCT.” An act or a series of acts, and the accompanying mental state. (ILCS Ch. 720, Act 5 § 2-4)
“CONVICTION.” 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.
(ILCS Ch. 720, Act 5 § 2-5)
“DWELLING.” A building or portion thereof, a tent, a vehicle, or other enclosed space which is used or intended for use as a human habitation, home, or residence. (ILCS Ch. 720, Act 5 § 2-6)
“INCLUDED OFFENSE.” An offense which:
(A) Is established by proof of the same or less than all of the facts or a less culpable mental state (or both), than that which is required to establish the commission of the offense charged; or
(B) Consists of an attempt to commit the offense charged or an offense included therein. (ILCS Ch. 720, Act 5 § 2-9)
“INCLUDES” or “INCLUDING.” Comprehending among other particulars, without limiting the generality of the foregoing word or phrase. (ILCS Ch. 720, Act 5 § 2-10)
“OFFENSE.” A violation of any city ordinance, resolution, code, or regulation proscribing or requiring certain conduct or actions. (ILCS Ch. 720, Act 5 § 2-12)
“PEACE OFFICER.”
(1) (a) Any person who by virtue of his office or public employment is vested by law with a duty to maintain public order or to make arrests for offenses, whether that duty extends to all offenses or is limited to specific offenses; or
(b) Any person who, by statute, is granted and authorized to exercise powers similar to those conferred upon any “PEACE OFFICER” employed by a law enforcement agency of this state.
(2) For purposes of sections concerning unlawful use of weapons, for the purposes of assisting a state peace officer in an arrest, or when the commission of any offense under state law is directly observed by the person, then officers, agents, or employees of the federal government commissioned by federal statute to make arrests for violations of federal criminal laws shall be considered peace officers under this title, including, but not limited to, all criminal investigators of:
(a) The United States Department of Justice, the Federal Bureau of Investigation, and the Drug Enforcement Administration, and all United States Marshals or Deputy United States Marshals whose duties involve the enforcement of federal criminal laws;
(b) The United States Department of Homeland Security, United States Citizenship and Immigration Services, United States Coast Guard, United States Customs and Border Protection, and United States Immigration and Customs Enforcement;
(c) The United States Department of the Treasury, the Alcohol and Tobacco Tax and Trade Bureau, and the United States Secret Service;
(d) The United States Internal Revenue Service;
(e) The United States General Services Administration;
(f) The United States Postal Service; and
(g) The United States Department of Defense.
(ILCS Ch. 720, Act 5 § 2-13)
“PROSECUTION.” All legal proceedings by which a person’s liability for an offense is determined, commencing with the return of the indictment or the issuance of the information, and including the final disposition of the case upon appeal. (ILCS Ch. 720, Act 5 § 2-16)
“PUBLIC EMPLOYEE.” A person, other than a public officer, who is authorized to perform any official function on behalf of, and is paid by, the state or any of its political subdivisions. (ILCS Ch. 720, Act 5 § 2-17)
“PUBLIC OFFICER.” A person who is elected to office pursuant to statute, or who is appointed to an office which is established, and the qualifications and duties of which are prescribed by statute, to discharge a public duty for the state or any of its political subdivisions. (ILCS Ch. 720, Act 5 § 2-18)
“REASONABLE BELIEF” or “REASONABLY BELIEVES.” The person concerned, acting as a reasonable man, believes that the described facts exist. (ILCS Ch. 720, Act 5 § 2-19)
“SOLICIT” or “SOLICITATION.” To command, authorize, urge, incite, request, or advise another to commit an offense. (ILCS Ch. 720, Act 5 § 2-20)
“STATUTE.” The constitution or an act of the General Assembly of this state. (ILCS Ch. 720, Act 5 § 2-22)