The outer portion of a nut (as opposed to the threads inside). / A head (for a doll, puppet, etc.) made out of a nut.

A surname.

A person of high rank or status has more problems than those of lower rank.

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

(nautical) The top of a sailing ship’s mainmast.

(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).

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.

past participle of give someone a big head

A kind of headache that wakes the sufferer from sleep at the same time each night.

plural of alarm clock headache