Cadillac

n. type of car

Cadillac is a brand of luxury vehicles, part of General Motors, produced and mostly sold in the United States and Canada. In the United States, the name became a synonym for "high quality", used in such phrases as "the Cadillac of watches," referring to a Rolex. In English usage outside North America, other brands are used in such phrases - usually Rolls-Royce.
See more at Wikipedia.org...

n. cadillac, type of car

(n.)
A large pear, shaped like a flattened top, used chiefly for cooking.
  

CADILLAC