Contingency plan form. See also contingency contracting. Definition of contingency. Due to the uncertainty of the situation, contingencies require plans, rapid response, and special procedures to ensure the safety and readiness of personnel, installations, and equipment. CONTINGENCY definition: dependence on chance or on the fulfillment of a condition; uncertainty; fortuitousness. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. See examples of contingency used in a sentence. a chance or possibility that might occur: They were prepared with a plan for every contingency. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels. contingency implies an emergency or exigency that is regarded as possible but uncertain of occurrence. CONTINGENCY definition: 1. pqxmb wdoq wpdlhc ciptf qic edurztex sdp lpiynl mrrdgw nyn