Meaning of 負敗北 in Japanese

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Definition of 負敗北

はいぼく(haiboku) 【敗北】

(n) defeat
彼は、自分のお気に入りのコーラス・ガールが、ほかの男と結婚した時、敗北を認めた。
He threw in the towel in defeat when his favorite chorus girl married another man.
(vs, vi) to be defeated

ふ(fu) 【負】

おい(oi) 【笈 ·負】

(n) wooden box carried on one's back to store items for a pilgrimage
あ、あれ？なんか・・・すっごい負のオーラを感じますよ？
E-eh? I somehow seem to feel a very threatening aura...