Polite expression used adverbially as お初に, meaning 'for the first time' in a respectful or formal context.
I am meeting you for the first time.
something used for the first time; new item
Refers to an item being worn, used, or experienced for the first time, often with a sense of freshness or novelty.
Today I went out wearing my new suit for the first time.
Used for the first harvest, catch, or seasonal product, such as the first crop or fruit of the year.
The first peaches of the season have started appearing at the market.