noun the first or highest in an ordering or series
noun the first element in a countable series
noun the time at which something is supposed to begin
noun the fielding position of the player on a baseball team who is stationed at first of the bases in the infield (counting counterclockwise from home plate)
noun an honours degree of the highest class
noun the lowest forward gear ratio in the gear box of a motor vehicle; used to start a car moving
adjective preceding all others in time or space or degree
adjective highest in pitch or chief among parts or voices or instruments or orchestra sections
adverb before anything else
adverb prominently forward
Source: WordNet 3.1, Princeton University
