Popular line of cars made by GM since the late 80s, including the Pontiac Grand Prix, Olds Cutlass Supreme, Buick Regal, and Chevrolet Lumina/Impala/Monte Carlo. Usually driven by elderly ladies.
"Hey, look at that granny in the CLEAN Grand Prix. What is it with old ladies and their W-body?"
by DannyGG December 18, 2005
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