Of the highest rank or position; of the greatest importance; of the highest priority.
Positioned in front of (all) others in space, most forward.
Coming before (all) others in time.
Closest to the bow.
In front, prominently forward.
First in time.
Most importantly.
Worthy of note; remarkable; memorable; noted or distinguished.
Easily noted (without connotations of value); clearly noticeable, conspicuous.
That can be observed; perceptible.
A person or thing of distinction.