(sometimes derogatory) Used to form words for people who regularly have their mind focused upon a particular subject, activity, or a specified drug or other substance, or who are addicted in some way.

A shouted warning that something is falling from above, mind your heads; heads-up.

plural of head.

(nautical) That part of older sailing ships forward of the forecastle and around the beak, used by the crew as their lavatory; still used as the word for toilets on a ship.

Third-person singular simple present indicative form of head

(slang) High-grade marijuana.

A surname from Middle English, from residence near a hilltop or the head of a river, or a byname for someone with an odd-looking head.

Alternative form of head-on.

Alternative form of head-on.

(idiomatic) Direct, abrupt, blunt or unequivocal; not prevaricating. / Of a collision, from the front or in the direction of motion.