The word "first" primarily refers to the item or action that comes before all others in order or importance. It can denote position (as in being the first in a race) or sequence (such as the first step in a process).
The word "first" comes from the Old English "fyrst," which is akin to the Dutch "eerste" and the German "erste." The term has its roots in the Proto-Germanic "*fruwiz," which also suggests a notion of priority or precedence. Over time, its meanings evolved to encompass both the idea of position and importance in various contexts.