Alternative form of blockhead

(syntax) Movement of a word from the head of one maximal projection to the head of another maximal projection above the first one (i.e., such that the destination head c-commands the original head).

Alternative form of bucket head

A stupid or oblivious person. / One who wears a bucket, or a bucket-like object (such as a helmet) on their head. / One who eats or drinks by the bucketful.

(slang) Fellatio performed on somebody driving a motor vehicle.

Alternative form of headband

(obsolete) Having shaggy hair, shock-headed.

Alternative form of dunderheaded

(slang) A recreational user of the drug MDMA or ecstasy.

Alternative spelling of sledhead (a fan) / Alternative spelling of sled head (an injury)