What is the meaning of foremost?

adjective

• Ranking above all others.
  • usage: "was first in her class"; "the foremost figure among marine artists"; "the top graduate"
  • synonyms: first, world-class
• Preceding all others in spatial position.
  • usage: "the foremost compartment of the ship"
  • synonyms: frontmost
• Situated closest to the bow.
  • usage: "the foremost compartment of the ship"

adverb

• Prominently forward.
  • usage: "he put his best foot foremost"
  • synonyms: first
• Before anything else.
  • usage: "first we must consider the garter snake"
  • synonyms: first, firstly, first of all, first off