The town was such an extreme example of privileged living that it served as a kind of lightning rod for its residents. (bookbrowse.com)
As a matter of fact Civil engineers put lightning rod on all the buildings. (religion.blogs.cnn.com)
Student retention, one of several lightning rod issues that bring parents, union leaders, politicians, and academics together — to fight — is not a task for the faint of heart. (educationnext.org)