Cokehead. In the Southern and Mid-Atlantic regions, "Chowder" has been a popular term for cocaine. It is used by many teens as well as young adults.
"Dude, John over there is such a chowderhead. He's dropped like 300 dollars this weekend just on that shit."
by Allahhh Rackbar November 05, 2009
an eastern massachussettes citizen. due to the amount of chowder the area provides and ingests. also a derogitory term used by yankee fans to describe a red sox fan. also just someone stupid like an airhead.
yankee fan- "what are these chowderheads doin in the bronx?"
by the bronx guy March 21, 2007