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
Over the centuries, the meaning of happiness has traveled a long way. Today we speak of the pursuit of happiness, but it used to be that the word happiness suggested something that occurs only by chance–something that simply… happens. Plus, the joys...
A listener in Lorain, Ohio, wonders about the origin of the terms happy and happiness. Both come from an older word hap, meaning “chance” or “luck,” also the source of happen, mishap, hapless, happenstance, happy-go-lucky, and perhaps. Language...