Définitions
1.AdjectivePositioned in front of (all) others in space, most forward.
2.AdjectiveComing before (all) others in time.
3.AdjectiveOf the highest rank or position; of the greatest importance; of the highest priority."The exhibition features works by the country’s foremost artists.; Foremost among the workers’ grievances was the company’s failure to address the many safety issues in the plant."
4.AdjectiveClosest to the bow.
5.AdverbIn front, prominently forward.
6.AdverbFirst in time.
7.AdverbMost importantly.