— chowderheaded , adj.
/chow"deuhr hed'/ , n.
Slang. a stupid person; blockhead.
[ 1825-35; cf. Brit. dial. (Lancashire) chowterhead, phon. var. of CHOLTERHEAD, dial. var. of JOLTERHEAD, earlier jolthead, equiv. to jolt-, jolter- (prob. akin to JOLT, but sense uncert.) + HEAD ]