[noun] the lowest forward gear ratio in the gear box of a motor vehicle; used to start a car moving Synonyms:gear, low gear, low
[adjective] preceding all others in time or space or degree; "the first house on the right"; "the first day of spring"; "his first political race"; "her first baby"; "the first time"; "the first meetings of the new party"; "the first phase of his training"
[adjective] indicating the beginning unit in a series Synonyms:1st
[adjective] serving to set in motion; "the magazine's inaugural issue"; "the initiative phase in the negotiations"; "an initiatory step toward a treaty"; "his first (or maiden) speech in Congress"; "the liner's maiden voyage" Synonyms:inaugural, initiative, initiatory, maiden
[adjective] serving to begin; "the beginning canto of the poem"; "the first verse" Synonyms:beginning
[adjective] ranking above all others; "was first in her class"; "the foremost figure among marine artists"; "the top graduate" Synonyms:foremost, world-class
[adjective] highest in pitch or chief among parts or voices or instruments or orchestra sections; "first soprano"; "the first violin section"; "played first horn"
[adjective] being the gear producing the lowest drive speed; "use first gear on steep hills" Synonyms:low