In front, prominently forward.
First in time.
Most importantly.
Positioned in front of (all) others in space, most forward.
Coming before (all) others in time.
Closest to the bow.
Of the highest rank or position; of the greatest importance; of the highest priority.
With direct confrontation.
With the front of a vehicle.
A collision from the front.
Of a collision, from the front or in the direction of motion.
Direct, abrupt, blunt or unequivocal; not prevaricating.