Berkeley is known for its odd culture and political leanings, and has been since the 1960's. Berzerkeley is a nickname used to help capture the oddity that is Berkeley, especially UC Berkeley and its students.
A cheesesteak with Provolone cheese and onions.
Local nickname for the off-price retailer "Ross Dress for Less." Ross Stores is headquartered in nearby Pleasanton, CA, and also operates dd's Discounts. Since these stores offer prices even lower than the Dress for Less stores, they call them "dd's," which stands for "deep discounts." Of course this makes the name redundant (Deep Discount's Discounts).
A nickname for Cincinnati in recognition of its former status as a major pork industry center.