Meaning a car that is big and fast. This term is a reference to the discontinued Oldsmobile Delta 88. The Delta was the last of the family-size musclecars like the Impala SS 409 and the Pontiac Catalina Super Duty 421 of the early sixties. The legendary Delta was known for its rocket engine. The most powerful was the Rocket 455 4 barrel.
I just put a blower on my Lincoln Town Car, its a Delta now.
A nickname for Whiting, Indiana, typically used by residents of Northwestern Indiana usually in their 60s and 70s. The nickname is believed to orginate with Whiting's orginal name Chelshire. Chelshire was renamed to Whiting in the 1890s but the nickname stuck.