First Place
First Rank
noun
The ordinal number prefix one rank. Basically, this means "first rank" or first place.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
第一位になる
to become first place
第一位にする
to elect to first place
第一位にえらばれる
to be elected to first place
この作品は作文コンクールで第一位でした。
This work got first place in the writing contest.
市の大会で第一位だったチームは全国大会でも勝ちました。
The team that won first place in the city tournament, also won the national tournament.
今までずっと社内で売り上げ第一位だったのに、新人にその座を取られそうです。
Even though we have been first place in sales at the company until now, it is likely that a newcomer will take our spot.