head-on

adjective

1. (of two objects) meeting with the fronts or heads foremost: a head-on collision.
2. facing the direction of forward motion or alignment; frontal.
3. characterized by direct opposition: a head-on confrontation.

adverb

4. with the front or head foremost, especially in a collision: She stepped out of the front door and walked head-on into her husband.

adverb, adjective

1. with the front or fronts foremosta head-on collision
2. with directness or without compromisein his usual head-on fashion