"Fault" means any act or omission that (i) is negligent, willful and wanton, or reckless, is a breach of an express or implied warranty, gives rise to strict liability in tort, or gives rise to liability under the provisions of any State statute, rule, or local ordinance and (ii) is a proximate cause of death, bodily injury to person, or physical damage to property for which recovery is sought.
"Contributory fault" means any fault on the part of the plaintiff (including but not limited to negligence, assumption of the risk, or willful and wanton misconduct) which is a proximate cause of the death, bodily injury to person, or physical damage to property for which recovery is sought.
"Tortfeasor" means any person, excluding the injured person, whose fault is a proximate cause of the death, bodily injury to person, or physical damage to property for which recovery is sought, regardless of whether that person is the plaintiff's employer, regardless of whether that person is joined as a party to the action, and regardless of whether that person may have settled with the plaintiff.
735 ILCS 5/2-1116