Meaning of 初買 in Japanese

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Definition of 初買

はつ(hatsu) · うい(ui) 【初】

(adj-no, n-pref, n) first; new
彼らはエベレストに初登頂した。
They made first ascent of Mount Everest.

うぶ(ubu) 【初 ·初心 ·産 ·生】

(adj-na, n, adj-no) innocent; naive; unsophisticated; inexperienced; green; wet behind the ears
アメリカ人にはよくあることだが彼はなまの魚を好かない。
As is often the case with Americans, he does not care for raw fish.
(n-pref) birth-
静岡産のお茶と宇治産のお茶では何が違いますか。
Is there any difference between the tea from Shizuoka and that from Uzi?

ぞめ(zome) 【初め ·初】

はつがい(hatsugai) 【初買い】