Search:

I should have noted-the term "doozy" seems a corruption of the term "duesey" which was short for "Duesenberg" a brand of automobile in the early 20th century. I don't recall the term "doozy" being...

Actually no connection at all. There are fun sources for this kind of information:

Dictionary of American Slang: Second Supplemented Edition (Crowell, 1975)

Random House Historical Dictionary...