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.
Something or someone that is the worst.
Most unfavorable.
Used with the definite article and an implied noun: something that is worst.
Most inferior; doing the least good.
Most harmful or severe.
To outdo or defeat, especially in battle.