Definition of Cook County in US English:
Cook County
proper nounˌko͝ok ˈkoun(t)ēˌko͝ok ˈkoun(t)ē
A county in northeastern Illinois that includes Chicago and most of its closer suburbs; population 5,294,664 (est. 2008).
Definition of Cook County in US English:
Cook County
proper nounˌko͝ok ˈkoun(t)ē
A county in northeastern Illinois that includes Chicago and most of its closer suburbs; population 5,294,664 (est. 2008).