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.

With the front of a vehicle. / With direct confrontation.

A collision from the front.

In a very close one-on-one situation.

Direct, one-to-one.

Facing one another. / Directly, one-to-one.

(people) To do with heads. / (animals) To do with heads. / The end of a table. / (countable) The principal operative part of a machine or tool.

Of, relating to, or intended for the head.