bubblehead
n.— «Drivers are divided into “incredibly nutty drivers” and “incredibly wacky drivers” with names to match—such as “Commodore Bubblehead,” who “seems to have spent a little too much time bumping his head on the hatchways in the submarine service.”» —“Harboring Liberty In Pursuit Of Happiness, Visitors Find Bean Town Full Of Revolutionary Ideas” by Katherine Calos Richmond Times-Dispatch (Virginia) July 5, 1998. (source: Double-Tongued Dictionary)
Further reading
In 1968, students at Cheyenne High School in Cheyenne, Wyoming, compiled a collection of their own slang, including the word Clyde, used to refer to one’s head, as in Use your Clyde! This is part of a complete episode.
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